CBSE Class 8 Mathematics Number Play MCQs Set D

Question. For any 4 consecutive numbers, all the resulting expressions have same
(a) value
(b) parity
(c) factor of 3
(d) size

Answer: B

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

Answer: B

Question. In cryptarithms, each digit is shown by at most how many letters?
(a) two
(b) three
(c) one
(d) zero

Answer: C

Question. If a number is divisible by both ‘k' and ‘m', what else is it divisible by?
(a) The product of k and m.
(b) The sum of k and m.
(c) The LCM of k and m.
(d) The difference between k and m.

Answer: C

Question. Any multiple of 100 divided by 9 gives remainder same as
(a) number of hundreds
(b) number of tens
(c) nine
(d) zero

Answer: A

Question. Digital root is found by adding digits till we get a
(a) double digit
(b) zero
(c) single digit
(d) big number

Answer: C

Question. Goal of Navakankari is to form lines of how many pawns?
(a) 2
(b) 3
(c) 4
(d) 9

Answer: B

Question. What is the alternating pattern observed when powers of 10 are divided by 11?
(a) All remainders are 0.
(b) Remainders alternate between 1 more and 1 less than a multiple of 11.
(c) Remainders are multiples of 10.
(d) All remainders are 1.

Answer: B

Question. Checking divisibility by 24 by using 4 and 6 is
(a) always right
(b) not sufficient
(c) best way
(d) very easy

Answer: B

Question. For 4 consecutive numbers 3, 4, 5, and 6, total different sign possibilities are
(a) 4
(b) 6
(c) 8
(d) 10

Answer: C

Question. 12 is divisible by both 4 and 6, but not by
(a) 2
(b) 3
(c) 24
(d) 12

Answer: C

Question. The digital root of a number is 8. What is the digital root of the number plus 12?
(a) 2
(b) 3
(c) 7
(d) 9

Answer: A

Question. In Navakankari, you can remove opponent's pawn if you make a
(a) circle
(b) line
(c) square
(d) move

Answer: B

Question. For number 320185, total short digits sum is
(a) 8
(b) 11
(c) 3
(d) 0

Answer: B

Question. Shortcut for divisibility by 3 is same as shortcut for
(a) 2
(b) 5
(c) 9
(d) 10

Answer: C

Question. Which of the following numbers is divisible by 11?
(a) 2359
(b) 2595
(c) 2706
(d) 672

Answer: C

Question. In PQ x 8 = RS, if PQ is 12, then RS is
(a) 80
(b) 96
(c) 88
(d) 12

Answer: B

Question. Sum of an odd number and an even number is always
(a) even
(b) odd
(c) multiple of 6
(d) zero

Answer: B

Question. Odd plus odd is always
(a) even
(b) odd
(c) prime
(d) one

Answer: A

Question. Which numbers can be written as a sum of two consecutive numbers?
(a) All even numbers
(b) All odd numbers
(c) All multiples of 4
(d) Only numbers greater than 10

Answer: B