CBSE Class 8 Mathematics Number Play MCQs Set A

Question. If ‘A' is divisible by ‘k', then all multiples of ‘A' are divisible by ‘k'. Is this statement:
(a) Always true
(b) Sometimes true
(c) Never true
(d) Only if ‘k’ is a prime number

Answer: A

Question. Anshu thinks every natural number can be written as sum of
(a) prime numbers
(b) consecutive numbers
(c) big numbers
(d) zero

Answer: B

Question. Remainder of 10 divided by 9 is
(a) 0
(b) 1
(c) 2
(d) 9

Answer: B

Question. If A is divisible by k, then all multiples of A are divisible by
(a) A
(b) k
(c) 1
(d) zero

Answer: B

Question. Sum of two even numbers is sometimes divisible by
(a) 3
(b) 4
(c) 5
(d) 10

Answer: B

Question. What is the remainder when 8723 is divided by 9?
(a) 2
(b) 3
(c) 4
(d) 5

Answer: A

Question. If a number is made of only 0 and 9 digits, it is always divisible by
(a) 9
(b) 2
(c) 5
(d) 4

Answer: A

Question. Mahasiddhanta mentions using digital roots to check
(a) names
(b) calculations
(c) weather
(d) games

Answer: B

Question. For divisibility by 11, tens place 10 is 1 less than multiple of
(a) 5
(b) 10
(c) 11
(d) 2

Answer: C

Question. Hundreds place 100 is 1 more than a multiple of
(a) 9
(b) 11
(c) 10
(d) 5

Answer: B

Question. How is the remainder found when a number is divided by 9, using the shortcut method?
(a) By looking at the units digit.
(b) By subtracting 9 from the number.
(c) By adding the digits of a number repeatedly until a single digit is obtained.
(d) By dividing the number by 3, then by 3 again.

Answer: C

Question. In puzzle AB + 37 = 6A, the value of A is
(a) 1
(b) 2
(c) 3
(d) 5

Answer: B

Question. Pattern for 11 is place values are alternatingly 1 more and
(a) 1 more
(b) 1 less
(c) 2 more
(d) zero

Answer: B

Question. 99 is divisible by 9, but 109 is
(a) divisible
(b) not divisible
(c) even
(d) zero

Answer: B

Question. Adding two multiples of 4 will always give a
(a) odd number
(b) multiple of 4
(c) prime number
(d) zero

Answer: B

Question. If 4x7y is divisible by 36, what are the possible pairs for x and y?
(a) (1, 8)
(b) (2, 4)
(c) (1, 6)
(d) (3, 9)

Answer: C

Question. Factors of 12 cover all its multiples
(a) partly
(b) fully
(c) never
(d) mostly

Answer: B

Question. Remainder of multiple of 100 divided by 9 is same as number of
(a) tens
(b) hundreds
(c) units
(d) zeros

Answer: B

Question. Sum of two consecutive numbers like 3 and 4 will always be
(a) even
(b) odd
(c) zero
(d) multiple of 4

Answer: B

Question. Find the smallest number divisible by 6 and 8 but not by 5.
(a) 24
(b) 48
(c) 36
(d) 60

Answer: A