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Number System Question and Answer Set 1

Number System Question and Answer Set 1

Hi students, welcome to Amans Maths Blogs (AMB). On this post, you will get the Number System Question and Answer Set 1. It will help you to practice the questions on the topics of maths as Number System.

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Number System Question and Answer: Ques No 1

The difference between two positive numbers is 3. If sum of their squares is 369, then the sum of the numbers is,

Options:

A. 25

B. 81

C. 27

D. 33

Answer: C

Number System Question and Answer: Ques No 2

The sum of the factors of a number is 124. What is the number?

Options:

A. Number lies between 40 and 50

B. Number lies between 50 and 60

C. Number lies between 60 and 80

D. More than one such number exists

Answer: D

Number System Question and Answer: Ques No 3

What least number must be added to 1056, so that the sum is completely divisible by 23?

Options:

A. 2

B. 3

C. 18

D. 21

Answer: A

Number System Question and Answer: Ques No 4

Which of the following statements is INCORRECT?

Options:

A. If ‘a’ is a rational number and ‘b’ is irrational, then a + b is irrational.

B. The product of a non-zero rational number with an irrational number is always irrational.

C. Addition of any two irrational numbers can be rational.

D. Division of any two integers is an integer.

Answer: D

 

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