CBSE Class 8 Mathematics Number Play MCQs Set E

Question. Even plus even is always
(a) odd
(b) even
(c) prime
(d) zero

Answer: B

Question. Sum of 3 and 4 is 7, so 7 is written as sum of how many consecutive numbers?
(a) 3
(b) 2
(c) 4
(d) 5

Answer: B

Question. In BYE x 6 = RAY, if B is 2, the product will be more than
(a) 1000
(b) 1200
(c) 500
(d) 2000

Answer: B

Question. To check 11, we add digits of place values 1, 100, 10000 to find
(a) total short
(b) total excess
(c) total sum
(d) total product

Answer: B

Question. What is a 'digital root' of a number?
(a) The first digit of the number.
(b) The sum of its digits, calculated once.
(c) The single-digit number obtained by repeatedly adding its digits.
(d) The number of digits in the number.

Answer: C

Question. Aryabhata II wrote the famous book
(a) Ganita Prakash
(b) Mahasiddhanta
(c) Number Play
(d) Board Games

Answer: B

Question. Sum of 50 and 22 is 72, which is sum of two
(a) multiples of 8
(b) non-multiples of 8
(c) odd numbers
(d) zeros

Answer: B

Question. If we switch one sign in the expression, the value changes by an
(a) odd number
(b) even number
(c) prime number
(d) zero

Answer: B

Question. In expression x2 + 2, if x is 6, result will be
(a) 36
(b) 38
(c) 40
(d) 30

Answer: B

Question. If ‘a' divides ‘M' and ‘a' divides ‘N', what can be concluded about M + N and M - N?
(a) They will never be multiples of ‘a’.
(b) They will also be multiples of ‘a’.
(c) Their divisibility depends on the values of M and N.
(d) They will sometimes be multiples of ‘a’.

Answer: B

Question. Difference between (a + b - c - d) and (a - b - c - d) is
(a) a
(b) 2b
(c) 2c
(d) d

Answer: B

Question. 42 is divisible by 7 and also by
(a) 28
(b) 14
(c) 42
(d) zero

Answer: B

Question. In multiplication PQ x 8 = RS, the value of PQ can be
(a) 10
(b) 12
(c) 11
(d) 13

Answer: B

Question. In number 328105, difference between excess and short sums is
(a) 0
(b) -3
(c) 5
(d) 11

Answer: B

Question. The digital root of 999 is
(a) 9
(b) 6
(c) 7
(d) 8

Answer: A

Question. GH x H = 9K, if H is 6 and GH is 16, value of 9K is
(a) 92
(b) 96
(c) 90
(d) 94

Answer: B

Question. Anshu is exploring sums of which type of numbers?
(a) prime numbers
(b) odd numbers
(c) consecutive numbers
(d) big numbers

Answer: C

Question. Odd plus even will always be
(a) even
(b) odd
(c) zero
(d) ten

Answer: B

Question. If a number is divisible by 9 and 4, it must be divisible by
(a) 13
(b) 5
(c) 36
(d) 18

Answer: C

Question. Which of the following numbers is divisible by 2?
(a) 2029
(b) 4086
(c) 3123
(d) 14357

Answer: B