MCQ Questions for Class 10 Maths Chapter 4 Quadratic Equations with Answer Keys

Hi students, Welcome to AMBiPi (Amans Maths Blogs). In this article, you will get MCQ Questions for Class 10 Maths Chapter 4 Quadratic Equations with Answer Keys PDF. You can download this PDF and save it in your mobile device or laptop etc.

MCQ Questions for Class 10 Maths Chapter 4 Quadratic Equations Question No 1: 

One year ago, a man was 8 times as old as his son. Now his age is equal to the square of his son’s
age. Their present ages are

Option A : 7 years, 49 years

Option B : 5 years, 25 years

Option C : 1 years, 50 years

Option D : 6 years, 49 years

MCQ Questions for Class 10 Maths Chapter 4 Quadratic Equations Question No 2: 

If -5 is a root of the quadratic equation 2x² + px – 15 = 0, then

Option A : p = 3

Option B : p = 5

Option C : p = 7

Option D : p = 1

MCQ Questions for Class 10 Maths Chapter 4 Quadratic Equations Question No 3: 

The two consecutive odd positive integers, sum of whose squares is 290 are

Option A : 13, 15

Option B : 11, 13

Option C : 7, 9

Option D : 5, 7

MCQ Questions for Class 10 Maths Chapter 4 Quadratic Equations Question No 4: 

The value of b² – 4ac for equation 3x² – 7x – 2 = 0 is

Option A : 49

Option B : 0

Option C : 25

Option D : 73

MCQ Questions for Class 10 Maths Chapter 4 Quadratic Equations Question No 5: 

Value(s) of k for which the quadratic equation 2x² – kx + k = 0 has equal roots is

Option A : 0 and 2

Option B : 4 and 6

Option C : 8 and 3

Option D : 0 and 8

MCQ Questions for Class 10 Maths Chapter 4 Quadratic Equations Question No 6: 

Find the two consecutive odd positive integers, sum of whose square is 290

Option A : 15 and 17

Option B : 9 and 11

Option C : 13 and 15

Option D : 11 and 13

MCQ Questions for Class 10 Maths Chapter 4 Quadratic Equations Question No 7: 

Which of the following are the roots of the quadratic equation, x² – 9x + 20 = 0 by factorization?

Option A : 3 and 4

Option B : 4 and 5

Option C : 5 and 6

Option D : 6 and 7

MCQ Questions for Class 10 Maths Chapter 4 Quadratic Equations Question No 8: 

Reduction of a rupee in the price of onion makes the possibility of buying one more kg of onion for Rs.56. Find the original price of the onion per kg?

Option A : 7

Option B : 1

Option C : 7, -8

Option D : 8

MCQ Questions for Class 10 Maths Chapter 4 Quadratic Equations Question No 9: 

The equation (x – 2)² + 1 = 2x – 3 is a

Option A : linear equation

Option B : quadratic equation

Option C : cubic equation

Option D : bi-quadratic equation

MCQ Questions for Class 10 Maths Chapter 4 Quadratic Equations Question No 10: 

Two candidates attempt to solve a quadratic equation of the form x² + px + q = 0. One starts with a wrong value of p and finds the roots to be 2 and 6. The other starts with a wrong value of q and finds the roots to be 2 and – 9. Find the correct roots of the equation :

Option A : 3 and 4

Option B : -3 and -4

Option C : 3 and -4

Option D : -3 and 4