CBSE Class 8 Mathematics We Distribute Yet Things Multiply MCQs Set F

Question. Minimum moves to flip 10-coin triangle is.
(a) 1
(b) 2
(c) 3
(d) 4

Answer: C

Question. QS length in Vaishnavi's method is x plus.
(a) y
(b) 2y
(c) 3y
(d) 0

Answer: B

Question. 65 square can also be written as (30 + 35) square.
(a) True
(b) False
(c) Only for some
(d) Not possible

Answer: A

Question. khaṇḍa-guṇanam means multiplication by.
(a) Zero
(b) Parts
(c) Fast
(d) Slow

Answer: B

Question. What is the expanded form of the identity (a + m)(b + n)?
(a) ab + mn
(b) am + bn
(c) ab + mb + an + mn
(d) a + b + m + n

Answer: C

Question. If k is 1, (k + 1)(k + 2) - (k + 3) result is.
(a) 1
(b) 2
(c) 3
(d) 4

Answer: B

Question. Difference between diagonal products in calendar square is always.
(a) 1
(b) 7
(c) 14
(d) 0

Answer: B

Question. If middle terms 2ab and -2ab are added, they become.
(a) 4ab
(b) 2ab
(c) 0
(d) 1

Answer: C

Question. Square of even numbers are multiples of.
(a) 2
(b) 3
(c) 4
(d) 5

Answer: C

Question. If both numbers ‘a’ and ‘b’ in a product ‘ab’ are increased by 1, by how much does the product increase?
(a) a+b
(b) a × b
(c) a + b + 1
(d) ab + 1

Answer: C

Question. 197 square can be found using a = 197 and b =.
(a) 1
(b) 2
(c) 3
(d) 197

Answer: C

Question. a times a square is.
(a) 2a
(b) a square
(c) a cube
(d) a + 2

Answer: C

Question. 9 times 9 minus 1 times 1 is equal to 10 times.
(a) 9
(b) 8
(c) 7
(d) 1

Answer: B

Question. Squares of even numbers are always multiples of.
(a) 2
(b) 3
(c) 4
(d) 5

Answer: C

Question. (2q + 1)(2q - 3) is always a multiple of.
(a) 2
(b) 3
(c) 4
(d) 5

Answer: C

Question. What is the result of adding the identities (a + b)² and (a – b)²?
(a) 2(a² + b²)
(b) a⁴ – b⁴
(c) 4ab
(d) 2(a² – b²)

Answer: A

Question. Brahmagupta verse 12.55 says multiplier is broken into.
(a) Zeros
(b) Two or more parts
(c) One part
(d) Circles

Answer: B

Question. Identity 1A says (a + b) square is.
(a) a square plus b square
(b) a square plus 2ab plus b square
(c) a square minus b square
(d) 2a plus 2b

Answer: B

Question. (m + n) square - 4mn is equal to (n - m).
(a) plus 2
(b) times 4
(c) square
(d) cube

Answer: C

Question. Minimum moves to flip 6-coin triangle is.
(a) 1
(b) 2
(c) 3
(d) 4

Answer: B