Contents

- 1 JSTSE Chapter Wise Questions of Mathematics
- 1.1 JSTSE Question Papers : Mathematics Chapter 1 : Algebraic Identities
- 1.2 JSTSE Question Papers : Mathematics Chapter 2 : Area
- 1.3 JSTSE Question Papers : Mathematics Chapter 3 : Arithmetic Progression
- 1.4 JSTSE Question Papers : Mathematics Chapter 4 : Circle
- 1.5 JSTSE Question Papers : Mathematics Chapter 5 : Coordinate Geometry
- 1.6 JSTSE Question Papers : Mathematics Chapter 6 : Direct & Inverse Proportion
- 1.7 JSTSE Question Papers : Mathematics Chapter 7 : Exponents & Powers
- 1.8 JSTSE Question Papers : Mathematics Chapter 8 : Linear Equations
- 1.9 JSTSE Question Papers : Mathematics Chapter 9 : Number System
- 1.10 JSTSE Question Papers : Mathematics Chapter 10 : Polynomials
- 1.11 JSTSE Question Papers : Mathematics Chapter 11 : Probability
- 1.12 JSTSE Question Papers : Mathematics Chapter 12 : Quadratic Equations
- 1.13 JSTSE Question Papers : Mathematics Chapter 13 : Quadrilaterals
- 1.14 JSTSE Question Papers : Mathematics Chapter 14 : Statistics
- 1.15 JSTSE Question Papers : Mathematics Chapter 15 : Surface Area & Volume
- 1.16 JSTSE Question Papers : Mathematics Chapter 16 : Triangles

# JSTSE Chapter Wise Questions of Mathematics

JSTSE (Junior Science Talent Search Examination) is an exam conducted by Science Branch of DTE of Education, Delhi. **JSTSE exam** is scheduled every year in the month of January for the students of recognized schools of Delhi. In this post, you will get **JSTSE Chapter wise questions of Mathematics**.

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## JSTSE Question Papers : Mathematics Chapter 1 : Algebraic Identities

Some of questions of **JSTSE Maths Question Paper Chapter 1: Algebraic Identities** as below

**JSTSE Chapter wise Questions of Mathematics Ques No 1:**

Factors of (x^{2}/2) – (y^{2}/3) are

**Options:**

A. (x/Root(2) + y/Root(3))(x/Root(2) + y/Root(3))

B. (x/2 + y/3)(x/2 – y/3)

C. (x/Root(2) – y/Root(3))(x/Root(2) – y/Root(3))

D. (x/Root(2) + y/Root(3))(x/Root(2) – y/Root(3))

**JSTSE Maths Question Paper Ques No 2:**

If Root(x / (x + 3)) = 2^{-1}, then the value of x is

**Options:**

A. 1/6

B. 6

C. 1

D. 3

**JSTSE Chapter wise Questions of Mathematics Ques No 3:**

If x + 1/x = 2, then x – 1/x is

**Options:**

A. -1

B. 0

C. 1

D. 4

**JSTSE Maths Question Paper Ques No 4:**

If x = 1/ (2 – Root(3)), then the value of x^{2} – 4x + 11 is

**Options:**

A. 10.268

B. 10

C. 0.732

D. 0.268

**JSTSE Chapter wise Questions of Mathematics Ques No 5:**

If x = 1 – Root(2), then the value of (x – 1/x)^{3} is

**Options:**

A. 8

B. 8 + Root(2)

C. 8 – Root(2)

D. 3 – Root(2)

For all questions of JSTSE Maths Question Paper Chapter 1: Algebraic Identities**, ****Click Here**

## JSTSE Question Papers : Mathematics Chapter 2 : Area

Some of questions of **JSTSE Maths Question Paper Chapter 2: Area** as below

**JSTSE Chapter wise Questions of Mathematics Ques No 1:**

AD is the median of ∆ABC and DE is median of ∆ABD. If ar(∆ABC) = 40 cm^{2}, then the value of ar(∆BDE) is

**Options:**

A. 13.33 cm^{2}

B. 20 cm^{2}

C. 10 cm^{2}

D. None of these

**JSTSE Maths Question Paper Ques No 2:**

ABCD is a parallelogram X and Y are mid points of BC and CD respectively, then the ar(∆CYX) will be

**Options:**

A. (1/4) ar(ABCD)

B. (3/4) ar(ABCD)

C. (1/8) ar(ABCD)

D. (3/8) ar(ABCD)

**JSTSE Chapter wise Questions of Mathematics Ques No 3:**

A triangular region is formed in the first quadrant by the line y = 2, x = 6 and y = x. The area of this triangular region is

**Options:**

A. 4 sq units

B. 6 sq units

C. 8 sq units

D. 18 sq units

**JSTSE Maths Question Paper Ques No 4:**

In the given figure, AB = BC = 7 cm and DE = 2 cm, then the shaded area of the figure is

**Options:**

A. 22.5 cm^{2}

B. 38.5 cm^{2}

C. 17.5 cm^{2}

D. None of above

**JSTSE Chapter wise Questions of Mathematics Ques No 5:**

AD is the median of ∆ABC and DE is the median of ∆ABD. If area of ∆ABC is 80 cm^{2}, then the area of ACDE is

**Options:**

A. 66.3 cm^{2}

B. 60 cm^{2}

C. 40 cm^{2}

D. None of above

For all questions of JSTSE Maths Question Paper Chapter 2: Area**, ****Click Here**

## JSTSE Question Papers : Mathematics Chapter 3 : Arithmetic Progression

Some of questions of **JSTSE Maths Question Paper Chapter 3: Arithmetic Progression** as below

**JSTSE Chapter wise Questions of Mathematics Ques No 1:**

The first and last term of an AP are a and l respectively. If S is the sum of all terms of AP and common difference is given by (l^{2} – a^{2})/[k – (l + a)], then the value of k will be

**Options:**

A. S

B. 2S

C. 3S

D. None of above

**JSTSE Maths Question Paper Ques No 2:**

Autorikshaw fare in a city is Rs. 20 for first two kilometer and Rs. 6 per kilometer for subsequent distances covered. Taking the distance covered as x km and total fare as Rs. y, the linear equation in which expresses the above statement is

**Options:**

A. y = 6x + 8

B. y = 6x – 8

C. y = 6x + 20

D. y = 6x + 28

**JSTSE Chapter wise Questions of Mathematics Ques No 3:**

If x = (-23) + 22 + (-23) + 22 + … to 40 terms and y = 11 + (-10) + 11 + (-10) + … to 20 terms, then the value of (y – x)

**Options:**

A. 30

B. 40

C. 20

D. 10

**JSTSE Maths Question Paper Ques No 4:**

The sum of five consecutive odd natural numbers is 65. Then, the sum of extreme numbers is

**Options:**

A. 24

B. 26

C. 28

D. 30

For all questions of JSTSE Maths Question Paper Chapter 3: Arithmetic Progression**, ****Click Here**

## JSTSE Question Papers : Mathematics Chapter 4 : Circle

Some of questions of **JSTSE Maths Question Paper Chapter 4: Circle** as below

**JSTSE Chapter wise Questions of Mathematics Ques No 1:**

The area of a circular ring enclosed between two concentric circles is 286 cm^{2}. If the difference between their radii is 7 cm, then the radii of these circles are

**Options:**

A. 12 cm and 5 cm

B. 9 cm and 2 cm

C. 11 cm and 4 cm

D. 10 cm and 3 cm

**JSTSE Maths Question Paper Ques No 2:**

In figure, if BC passes through the center of the circle and AB = AC = a units, then the area of the shaded region is

**Options:**

A. (a^{2}/2)(3 – π)

B. a^{2}(π/2 – 1)

C. 2a^{2}(π – 1)

D. (a^{2}/2)(π/2 – 1)

**JSTSE Chapter wise Questions of Mathematics Ques No 3:**

In the figure, there are three semi-circles. The radii of both smaller semi-circles is equal. If the radius of the larger semi-circle is 22 cm, then the area of shaded region is

**Options:**

A. 363π/4 cm^{2}

B. 121π cm^{2}

C. 236.5π cm^{2}

D. 363π cm^{2}

**JSTSE Maths Question Paper Ques No 4:**

In the given figure, ∠AQB is equal to

**Options:**

A. 18 degree

B. 20 degree

C. 22 degree

D. 24 degree

**JSTSE Chapter wise Questions of Mathematics Ques No 5:**

In figure, O is the centre of the circle, then

**Options:**

A. x + y + z = 180 degree

B. z = 2x + y

C. y = z + x

D. z = x + y

For all questions of JSTSE Maths Question Paper Chapter 4: Circle**, ****Click Here**

## JSTSE Question Papers : Mathematics Chapter 5 : Coordinate Geometry

Some of questions of **JSTSE Maths Question Paper Chapter 5: Coordinate Geometry** as below

**JSTSE Chapter wise Questions of Mathematics Ques No 1:**

Which of the following points does not lie on a circle whose center is at O(0, 0) and radius is 5Root(2):

**Options:**

A. (7, -1)

B. (-5, 5)

C. (5, -7)

D. (-1, 7)

**JSTSE Maths Question Paper Ques No 2:**

The graph of a equation is a line parallel to x-axis at a distance 5/2 below it. That equation is

**Options:**

A. 2x + 5 = 0

B. 2y + 5 = 0

C. y = x – 5/2

D. y = x + 5/2

**JSTSE Chapter wise Questions of Mathematics Ques No 3:**

The distance between points A(2, 0) and B(6, 3) is

**Options:**

A. 7 units

B. 6 units

C. 5 units

D. 4 units

**JSTSE Maths Question Paper Ques No 4:**

In a square PQRS, if P(1, 0), Q(4, 0) and S(1, 3) then the coordinates of point R will be

**Options:**

A. (4, 1)

B. (4, 4)

C. (3, 4)

D. (4, 3)

**JSTSE Chapter wise Questions of Mathematics Ques No 5:**

The equations 1/x + 1/y = 15 and 1/x – 1/y = 5 are such that ax = 1 and by = 1. The values of a and b respectively are:

**Options:**

A. 10, 5

B. 10, -5

C. -5, 10

D. 5, 10

For all questions of JSTSE Maths Question Paper Chapter 5: Coordinate Geometry**, ****Click Here**

## JSTSE Question Papers : Mathematics Chapter 6 : Direct & Inverse Proportion

Some of questions of **JSTSE Maths Question Paper Chapter 6: Direct & Inverse Proportion** as below

**JSTSE Chapter wise Questions of Mathematics Ques No 1:**

Two numbers are in the ratio 3 : 1 and their sum is 28. In order to get the ratio of 1 : 3, then the second number have to increased by

**Options:**

A. 28

B. 35

C. 56

D. 84

**JSTSE Maths Question Paper Ques No 2:**

The percentage of marks obtained by a students in the monthly unit test are given below. The probability that the students gets at least 60% marks is

**Options:**

A. 0

B. 2/3

C. 3/5

D. 4/5

**JSTSE Chapter wise Questions of Mathematics Ques No 3:**

A tap can fill an empty tank in 12 hours and a leakage can empty the whole tank in 20 hours. If the tap and the leakage are working simultaneously the whole tank to fill will take

**Options:**

A. 25 hrs

B. 40 hrs

C. 30 hrs

D. 35 hrs

**JSTSE Maths Question Paper Ques No 4:**

By travelling at 4/5th of his usual speed a person is late by 20 minutes. Initial time to cover the distance was

**Options:**

A. 80 minutes

B. 65 minutes

C. 45 minutes

D. 50 minutes

**JSTSE Chapter wise Questions of Mathematics Ques No 5:**

In a mixture of 75 litres, the ratio of milk of water is 2 : 1. The amount of water to be further added to the mixture so as to wake the ratio of milk to water 1 : 2 will be

**Options:**

A. 60 lts.

B. 45 lts.

C. 75 lts.

D. 30 lts.

For all questions of JSTSE Maths Question Paper Chapter 6: Direct & Inverse Proportion**, ****Click Here**

## JSTSE Question Papers : Mathematics Chapter 7 : Exponents & Powers

Some of questions of **JSTSE Maths Question Paper Chapter 7: Exponents & Powers** as below

**JSTSE Chapter wise Questions of Mathematics Ques No 1:**

Simplification (16 x 2^{n+1} – 4 x 2^{n}) / (16 x 2^{n+2} – 2 x 2^{n+1}) is

**Options:**

A. 12n / (14n + 1)

B. 12 x 2^{n} / (14 x 2^{n+1})

C. 2/7

D. 1/2

**JSTSE Maths Question Paper Ques No 2:**

The value of (1^{-1} + 2^{-1} – 3^{-1}) / 2 is

**Options:**

A. 11/12

B. 12/11

C. 1/6

D. 2/5

**JSTSE Chapter wise Questions of Mathematics Ques No 3:**

If 1/x = 2, 1/y = 3, 1/z = 4, then the value of (x^{-2} + y^{-2} + z^{-2})^{-1} will be

**Options:**

A. (1/9)^{-1}

B. (1/19)^{-1}

C. (1/29)^{-1}

D. 1/29

**JSTSE Maths Question Paper Ques No 4:**

If x, y, z, are positive real numbers, then the value of √(x^{-1}y) √(y^{-1}z) √(z^{-1}x) will be

**Options:**

A. xyz

B. x^{-1}y^{-1}z^{-1}

C. 1

D. 0

**JSTSE Chapter wise Questions of Mathematics Ques No 5:**

If 29^{x} = 1, then x will be

**Options:**

A. Non Negative Integer

B. 0

C. Not Defined

D. None of above

For all questions of JSTSE Maths Question Paper Chapter 7: Exponents & powers**, ****Click Here**

## JSTSE Question Papers : Mathematics Chapter 8 : Linear Equations

Some of questions of **JSTSE Maths Question Paper Chapter 8: Linear Equations** as below

**JSTSE Chapter wise Questions of Mathematics Ques No 1:**

How much pure alcohol should be added to 400 ml of a 15% solution to make its strength 32% ?

**Options:**

A. 80 ml

B. 90 ml

C. 95 ml

D. 100 ml

**JSTSE Maths Question Paper Ques No 2:**

A boy is running at a speed of p km/h to cover a distance of 1 km. But due to slippery ground, his speed is reduced by q km/h. If he takes r hours to cover the same distance, then

**Options:**

A. 1/ r = pq/(p + q)

B. 1/ r = (p + q)

C. 1/ r = (p – q)

D. r = p – q

**JSTSE Chapter wise Questions of Mathematics Ques No 3:**

The price of an article was increased by p%. Later the new price was decreased by p%. If the last price was Re. 1, then original price was

**Options:**

A. (1 – p^{2})/200

B. √(1 – p^{2})/100

C. 1 – p^{2}/(10000 – p^{2})

D. 10000/(10000 – p^{2})

**JSTSE Maths Question Paper Ques No 4:**

A man buys some pens at the rate of Rs. 10 for 3 and twice these pens at the rate of Rs. 13 for 4. He sells all of them at the Rs. 59 a dozen. His profit percentage is

**Options:**

A. 16.67

B. 50

C. 33.33

D. 59

**JSTSE Chapter wise Questions of Mathematics Ques No 5:**

A shopkeeper sells 10 kg of sugar at Rs.150. A customer asks for 15% discount and shopkeeper agrees to his demand, but instead of 1 kg, he gives only 960 gm. The approximate effective discount that the customer gets is

**Options:**

A. 5.5%

B. 11.46%

C. 12.64%

D. 10.5%

For all questions of JSTSE Maths Question Paper Chapter 8: Linear Equations**, ****Click Here**

## JSTSE Question Papers : Mathematics Chapter 9 : Number System

Some of questions of **JSTSE Maths Question Paper Chapter 9: Number System** as below

**JSTSE Chapter wise Questions of Mathematics Ques No 1:**

If Root(3) = 1.732 and Root(5) = 2.236, then the value of 6/(Root(5) – Root(3)) is

**Options:**

A. 11.904

B. 6.904

C. 3.504

D. 0.504

**JSTSE Maths Question Paper Ques No 2:**

The decimal expansion of 17/3125 will be

**Options:**

A. Terminating

B. Non-Terminating

C. Non-Terminating Repeating

D. None of the Above

**JSTSE Chapter wise Questions of Mathematics Ques No 3:**

On simplifying (3^{99} + 3^{98}) / (3^{100} – 3^{99}), we get

**Options:**

A. 3^{197}

B. 3^{196}

C. 3/2

D. 2/3

**JSTSE Maths Question Paper Ques No 4:**

The P/Q form of 23.43 is

**Options:**

A. 2343/99

B. 2343/100

C. 2320/99

D. 2343/999

**JSTSE Chapter wise Questions of Mathematics Ques No 5:**

The difference between 31% and 12% of a number is 576. Find 17% of the same number.

**Options:**

A. 640

B. 888

C. 544

D. 442

For all questions of JSTSE Maths Question Paper Chapter 9: Number System**, ****Click Here**

## JSTSE Question Papers : Mathematics Chapter 10 : Polynomials

Some of questions of **JSTSE Maths Question Paper Chapter 10: Polynomials** as below

**JSTSE Chapter wise Questions of Mathematics Ques No 1:**

If f(x) = x^{3} – 6x^{2} + 2x – 4 is divided by g(x) = 3x – 1, then the remainder will be

**Options:**

A. 107/27

B. 4

C. -107/27

D. -7

**JSTSE Maths Question Paper Ques No 2:**

If x = 1/ (2 – Root(3)), then the value of x^{2} – 4x + 11 is

**Options:**

A. 10.268

B. 10

C. 0.732

D. 0.268

**JSTSE Chapter wise Questions of Mathematics Ques No 3:**

If R_{1} and R_{2} are the remainders when polynomials x^{3} + 2x^{2} – 5ax – 7 and x^{3} + ax^{2} – 12x + 6 are divided by x + 1 and x – 2 respectively, If R_{1} – R_{2} = 0, then the value of a is

**Options:**

A. -4

B. -1

C. 13

D. -13

**JSTSE Maths Question Paper Ques No 4:**

If both x – 2 and x – 1/2 are factors of px^{2} + 5x + r then

**Options:**

A. p = r

B. p > r

C. p < r

D. none of the above

**JSTSE Chapter wise Questions of Mathematics Ques No 5:**

The remainders when x^{45} is divided by (x^{2} – 1) is

**Options:**

A. 0

B. x

C. 2x

D. -x

For all questions of JSTSE Maths Question Paper Chapter 10: Polynomials**, ****Click Here**

## JSTSE Question Papers : Mathematics Chapter 11 : Probability

Some of questions of **JSTSE Maths Question Paper Chapter 11: Probability** as below

**JSTSE Chapter wise Questions of Mathematics Ques No 1:**

The percentage of marks obtained by a students in the monthly unit test are given below. The probability that the students gets at least 60% marks is

**Options:**

A. 0

B. 2/3

C. 3/5

D. 4/5

**JSTSE Maths Question Paper Ques No 2:**

A number is selected from numbers 1 to 27. The probability that it is a prime is:

**Options:**

A. 5/6

B. 1/6

C. 2/3

D. 1/3

**JSTSE Chapter wise Questions of Mathematics Ques No 3:**

In a cricket match, a batsman hits a boundary 6 times out of 30 balls he plays, then the probability that he does not hit a boundary is

**Options:**

A. 4/5

B. 3/5

C. 2/5

D. none of above

**JSTSE Maths Question Paper Ques No 4:**

From the data (1, 4, 7, 16, 27, 29) if 29 is removed, probability of getting a prime number is

**Options:**

A. 1/2

B. 1/5

C. 2/5

D. 1/3

**JSTSE Chapter wise Questions of Mathematics Ques No 5:**

If there are two children in a family, then the probability of at least one girl in a family is

**Options:**

A. 1/4

B. 1/2

C. 1

D. 3/4

For all questions of JSTSE Maths Question Paper Chapter 11: Probability**, ****Click Here**

## JSTSE Question Papers : Mathematics Chapter 12 : Quadratic Equations

Some of questions of **JSTSE Maths Question Paper Chapter 12: Quadratic Equations** as below

**JSTSE Chapter wise Questions of Mathematics Ques No 1:**

If x^{4} + 1/x^{4} = 47, then the value of x^{2} + 1/x^{2} is

**Options:**

A. 23.5

B. 12.85

C. 7

D. 6.85

**JSTSE Maths Question Paper Ques No 2:**

If x + 1/x = 4, then the value of x^{3} – x^{2} – 1/x^{3} – 1/x^{2} will be

**Options:**

A. 64

B. 48

C. 38

D. 0

**JSTSE Chapter wise Questions of Mathematics Ques No 3:**

If x = 1/(2 – √3), then the value of (x^{2} – 4x – √3) will be

**Options:**

A. 1 – √3

B. -1 + √3

C. -1 – √3

D. 2 + √3

**JSTSE Maths Question Paper Ques No 4:**

If f(x) = ax^{2} + bx + c has no real roots and a + b + c < 0, then

**Options:**

A. c = 0

B. c > 0

C. c < 0

D. none of the above

**JSTSE Chapter wise Questions of Mathematics Ques No 5:**

In the following diagram, the graph of the polynomial f(x) = ax^{2} + bx + c is shown, then

**Options:**

A. a < 0, b < 0 and c > 0

B. a < 0, b < 0 and c < 0

C. a < 0, b > 0 and c > 0

D. a < 0, b > 0 and c < 0

For all questions of JSTSE Maths Question Paper Chapter 12: Quadratic Equations**, ****Click Here**

## JSTSE Question Papers : Mathematics Chapter 13 : Quadrilaterals

Some of questions of **JSTSE Maths Question Paper Chapter 13: Quadrilaterals** as below

**JSTSE Chapter wise Questions of Mathematics Ques No 1:**

In a cyclic quadrilateral ABCD, if ∠A = 3∠C, then the value of ∠A is

**Options:**

A. 45 degrees

B. 75 degrees

C. 135 degrees

D. 145 degrees

**JSTSE Maths Question Paper Ques No 2:**

ABCD is a parallelogram X and Y are mid points of BC and CD respectively, then the ar(∆CYX) will be

**Options:**

A. (1/4) ar(ABCD)

B. (3/4) ar(ABCD)

C. (1/8) ar(ABCD)

D. (3/8) ar(ABCD)

**JSTSE Chapter wise Questions of Mathematics Ques No 3:**

In a parallelogram ABCD, AE ⊥ DC and CF ⊥ AD. If AB = 16 cm, AE = 8 cm, and CF = 10 cm, then AD will be

**Options:**

A. 12.8 cm

B. 20 cm

C. 18 cm

D. 5 cm

**JSTSE Maths Question Paper Ques No 4:**

In the figure, O is the centre of the circle. ACBO is a parallelogram, then the value of x is

**Options:**

A. 90 degree

B. 2y

C. (180 – y) degree

D. 120 degree

**JSTSE Chapter wise Questions of Mathematics Ques No 5:**

If D, E, F are mid points of sides BC, CA and AB respectively of a triangle ABC, then the ratio of ar(ABDE) and ar(ABC) is

**Options:**

A. 1 : 2

B. 2 : 3

C. 3 : 4

D. none of above

For all questions of JSTSE Maths Question Paper Chapter 13: Quadrilaterals**, ****Click Here**

## JSTSE Question Papers : Mathematics Chapter 14 : Statistics

Some of questions of **JSTSE Maths Question Paper Chapter 14: Statistics **as below

**JSTSE Chapter wise Questions of Mathematics Ques No 1:**

The mean of 13 observation is 14. If the mean of first 7 observation is 12 and the mean of last 7 observation is 16, then the 7th observation is

**Options:**

A. 12

B. 13

C. 14

D. 16

**JSTSE Maths Question Paper Ques No 2:**

The value of x so that the mode of the data is 7.

3, 5, 6, 7, 5, 4, 7, 5, 6, x, 8, 7,

**Options:**

A. 5

B. 6

C. 7

D. 8

**JSTSE Chapter wise Questions of Mathematics Ques No 3:**

The following data has been arranged in ascending order 24, 27, 28, 31, 34, x, 37, 40, 42, 45. If the median of the data is 35, then the value of x is

**Options:**

A. 37

B. 36

C. 35

D. 34

**JSTSE Maths Question Paper Ques No 4:**

If the mean of 10 observations is 61.4 and median is 63, then the mode will be

**Options:**

A. 63

B. 64.6

C. 66.2

D. 62.2

**JSTSE Chapter wise Questions of Mathematics Ques No 5:**

The sum of deviations of a set of n values of x_{1}, x_{2}, x_{3}, …, x_{n} measured from 15 and -3 are -90 and 54 respectively. Then the value of n is

**Options:**

A. 12

B. 8

C. 17

D. 6

For all questions of JSTSE Maths Question Paper Chapter 14: Statistics**, ****Click Here**

## JSTSE Question Papers : Mathematics Chapter 15 : Surface Area & Volume

Some of questions of **JSTSE Maths Question Paper Chapter 15: Surface Area & Volume **as below

**JSTSE Chapter wise Questions of Mathematics Ques No 1:**

The area of a circular ring enclosed between two concentric circles is 286 cm^{2}. If the difference between their radii is 7 cm, then the radii of these circles are

**Options:**

A. 12 cm and 5 cm

B. 9 cm and 2 cm

C. 11 cm and 4 cm

D. 10 cm and 3 cm

**JSTSE Maths Question Paper Ques No 2:**

The surface area of a sphere and a cube are equal. Then the volumes are in the ratio is

**Options:**

A. 6 : √π

B. √6 : √π

C. 6 : π

D. √6 : π

**JSTSE Chapter wise Questions of Mathematics Ques No 3:**

If volume of a cube is V units^{3}, the surface area is A units^{2} and the length of a diagonal is D units. Then

**Options:**

A. 6V = AD

B. 6√3V =AD

C. √3A = VD

D. 6D = AV

**JSTSE Maths Question Paper Ques No 4:**

A hollow sphere with internal and external radius as 7 cm and 8 cm respectively is melted and recast into a cone with a height of 16 cm. The diameter of the base of the cone will be

**Options:**

A. 26 cm

B. 6.5 cm

C. 13 cm

D. 10 cm

**JSTSE Chapter wise Questions of Mathematics Ques No 5:**

A conical tent is 12 m high and the radius of its base is 9 m. What is the cost of canvas required to make the tent, if the cost of 1m^{2} canvas Rs. 14?

**Options:**

A. Rs. 5840

B. Rs. 5940

C. Rs. 4950

D. Rs. 5960

For all questions of JSTSE Maths Question Paper Chapter 15: Surface Area & Volume**, ****Click Here**

## JSTSE Question Papers : Mathematics Chapter 16 : Triangles

Some of questions of **JSTSE Maths Question Paper Chapter 16: Triangles **as below

**JSTSE Chapter wise Questions of Mathematics Ques No 1:**

It is given that ∆ABC ≅ ∆FDE and AB = 5 cm, ∠B = 40 degree and ∠A = 80 degree, then which of the following is true?

**Options:**

A. DF = 5 cm, ∠F = 60 degree

B. DF = 5 cm, ∠E = 60 degree

C. DE = 5 cm, ∠E = 60 degree

D. DE = 5 cm, ∠D = 40 degree

**JSTSE Maths Question Paper Ques No 2:**

In the figure, X and Y are midpoints of AB and AC respectively and BC = 6 cm, AB = 5.4 cm, AC = 5 cm. Then the perimeter of the trapezium XYCB is

**Options:**

A. 16.4 cm

B. 14 cm

C. 14.2 cm

D. 13.4 cm

**JSTSE Chapter wise Questions of Mathematics Ques No 3:**

In the adjoining figure, ABCD is a rectangle and E and F are the midpoints of the side BC and CD respectively. What is the ratio of the area of ∆AEF to the area of ∆FCE?

**Options:**

A. 2 : 1

B. 5 : 2

C. 3 : 1

D. 2 : 3

**JSTSE Maths Question Paper Ques No 4:**

In the figure, CD and BD are bisectors ∠C = ∠ABE respectively. If ∠BDC = 28 degree, then the value of (∠ABC + ∠ACB) is

**Options:**

A. 28 degree

B. 56 degree

C. 84 degree

D. 124 degree

**JSTSE Chapter wise Questions of Mathematics Ques No 5:**

The difference between the sides at right angle in a right angled triangle is 14 cm. The area of the triangle is 120 cm^{2}. The perimeter of the triangle is

**Options:**

A. 50

B. 36

C. 60

D. 34

For all questions of JSTSE Maths Question Paper Chapter 16: Triangles**, ****Click Here**

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