Simplification MCQ Set 9

Showing question 41 to 45 of total 79 MCQs

Solve the question on your notebook and check it by clicking (Answer and Explanation) below question.

Question No: 41

On simplification of the following, the result will be (1 - 1/2)(1 - 1/3)(1 - 1/4)……..(1 - 1/100)

1. 0.01
2. 0.001
3. 1
4. 0.1

Answer: A

Explanation

Now first we can see that

By this series we can write the given number as

On cancelling common terms from numerator

and denominator we get, 1/100 = 0.01

Question No: 42

1. 1
2. 10
3. 100
4. 1000

Answer: C

Explanation

Square root of 64 = 8

if there are 4 decimals in square,

square root has 4/2 = 2 decimals

Question No: 43

What is value of

1. 1
2. 0.2
3. 0.08
4. 0.8

Answer: D

Explanation

Solve Numerator and Denominator separately. Use VBODMAS Rules

Question No: 44

Find value of a³ + b³ + 3ab, when value of a+b = 1?

1. 1
2. -1
3. 1/(3ab)
4. 1/(a-b)

Question No: 45

What will be value of (m+n) if we know that

1. 4
2. 2
3. 0
4. 1

Answer: B

Explanation