CBSE Class 8 Mathematics Algebra Play MCQs Set B

Question. Difference of any 2-digit number and its reverse is divisible by
(a) 5
(b) 10
(c) 9
(d) 11

Answer: C

Question. In the date trick formula, 100M + 165 + D, the D stands for
(a) December
(b) Date
(c) Day
(d) Double

Answer: C

Question. Virahanka-Fibonacci sequence is 1, 2, 3, 5, 8 and the next is
(a) 10
(b) 12
(c) 13
(d) 15

Answer: C

Question. In the date trick, the month of November is month number
(a) 10
(b) 11
(c) 12
(d) 9

Answer: B

Question. In the 40 and 75 pyramid, the relationship between rows is
(a) multiply
(b) sum
(c) minus
(d) divide

Answer: B

Question. In a 2 x 2 calendar grid, the bottom right number is
(a) a + 1
(b) a + 7
(c) a + 8
(d) a + 14

Answer: C

Question. In any calendar, numbers in the same column increase by
(a) 1
(b) 7
(c) 10
(d) 2

Answer: B

Question. For largest product, multiplicand digits should be in
(a) any order
(b) increasing order
(c) decreasing order
(d) same order

Answer: C

Question. Each time Karim goes around the tree, his money will
(a) double
(b) triple
(c) stay same
(d) vanish

Answer: A

Question. Algebra helps us explain why these mathematical tricks
(a) fail
(b) work
(c) look bad
(d) stop

Answer: B

Question. To show the day in the date trick, we need how many digits?
(a) 1
(b) 2
(c) 3
(d) 4

Answer: B

Question. The rent for the dosa cart every day is
(a) 10
(b) 5000
(c) 2000
(d) 100

Answer: B

Question. In an algebra grid, the last column on the right is the
(a) first number
(b) difference
(c) sum
(d) product

Answer: C

Question. If we pick a grid of a different size, we need a new
(a) book
(b) calendar
(c) formula
(d) pen

Answer: C

Question. Sum of all four numbers in a 2 x 2 calendar grid is
(a) 4a + 10
(b) 4a + 16
(c) 2a + 8
(d) 4a + 7

Answer: B

Question. To find the unknown value 'c' in the pyramid, we solve
(a) riddles
(b) equations
(c) stories
(d) drawings

Answer: B

Question. In the date trick, the month of December is month number
(a) 10
(b) 11
(c) 12
(d) 1

Answer: C

Question. In a calendar 2 x 2 grid, if top left is a, the number below it is
(a) a + 1
(b) a + 2
(c) a + 7
(d) a + 8

Answer: C

Question. If the final answer given by a friend is 394, we subtract
(a) 100
(b) 165
(c) 291
(d) 33

Answer: B

Question. If a number is ab, the reversed number is written as
(a) a + b
(b) ab
(c) 10b + a
(d) 10a + b

Answer: C