Practicing Class 8 Maths MCQ and Class 8 Maths Chapter 5 Number Play MCQ Questions Online Test with Answers daily helps in time management.
MCQ on Number Play Class 8
Number Play MCQ Class 8
Class 8 Maths MCQ Chapter 5 Number Play
Multiple Choice Questions
Question 1.
Which of the following numbers is divisible by 2?
(a) 2029
(b) 4086
(c) 3123
(d) 14357
Answer:
(b) 4086
Question 2.
Which of the following numbers is not divisible by 5?
(a) 2025
(b) 300
(c) 42100
(d) 12345678
Answer:
(d) 12345678
Question 3.
For
the value of A, B and C will be
(a) A = 6, B = C = 3
(b) A = 7, B = 3, C = 4
(c) A = 6, B = 2, C = 4
(d) A = 7, B = 1, C = 4
Answer:
(a) A = 6, B = C = 3
Question 4.
Which of the following numbers is divisible by 11?
(a) 2359
(b) 2595
(c) 2706
(d) 672
Answer:
(c) 2706
Assertion-Reason Based Questions
In the following questions (7-8), a statement of Assertion (A) is followed by a statement of Reason (R). Choose the correct option as:
(a) Both Assertion and Reason are true and Reason is the correct explanation of Assertion.
(b) Both Assertion and Reason are true but Reason is not the correct explanation of Assertion.
(c) Assertion is true but Reason is false.
(d) Assertion is false but Reason is true.
Question 1.
Assertion (A): If the number 1 × 5 is divisible by 3, then x is equal to 0 or 3 or 6 or 9.
Reason (R): As per the divisibility rule of 3, any big number is exactly divisible by 3 if the sum of the digits is a multiple of 3.
Answer:
(a) Both Assertion and Reason are true and Reason is the correct explanation of Assertion.
Question 2.
Assertion (A): If the number 7y 9 is a multiple of 9, then y = 2.
Reason (R): As per the divisibility rule of 9, any number greater than 10 is exactly divisible by 9 if the sum of the digits is a multiple of 9.
Answer:
(a) Both Assertion and Reason are true and Reason is the correct explanation of Assertion.
State whether the following statements are True or False.
1. If a number is divisible by 8, it must be divisible by 4.
Answer: True
2. The sum of two odd numbers is always divisible by 4.
Answer: False
Match the following.
Question 1.
| Column A | Column B |
| (a) 82 | (i) divisible by 6 |
| (b) 147 | (ii) divisible by 2 |
| (c) 35 | (iii) divisible by 3 |
| (d) 84 | (iv) divisible by 5 |
Answer:
| Column A | Column B |
| (a) 82 | (ii) divisible by 2 |
| (b) 147 | (iii) divisible by 3 |
| (c) 35 | (iv) divisible by 5 |
| (d) 84 | (i) divisible by 6 |
3. If 5 × 6 is divisible by 3, then value of x is 1.
Answer: True
4. If a number is divisible both by 3 and 6, it must be divisible by 18.
Answer: False
Do as Directed
Question 1.
If 30 z 6 is a multiple of 9, where z is a digit, what is the value of z?
Answer:
z = 0 or 9
Case Study-Based Question:
Question 1.
Junior Sherlock Holmes Rohan was investigating a mathematical case in which he had to reveal the missing numbers encoded with alphabets. He takes help from a dictionary where he finds ‘crypto’ means hidden or secret. So he named his case title ‘cryptarithmetic’. Help him to solve the puzzle. Answer the following questions:
1. Find A, B, and C in
Answer:
A = 3, B = 0, C = 1
2. Find A, B in
Answer:
A = 4, B = 1
3. Identify the number CAB represents
Answer:
125 or 250
4. Find the value of A in
Answer:
A = 6