CBSE Class 7 Mathematics Operations with Integers MCQs Set H

Question. The value of 1 into a is always
(a) 1
(b) -a
(c) a
(d) 0

Answer: C

Question. When multiplicand is positive, every unit decrease in multiplier makes product decrease by
(a) 1
(b) Multiplier
(c) Multiplicand
(d) Zero

Answer: C

Question. In the freezing process, room temperature starts at
(a) 0 degrees
(b) 10 degrees
(c) 32 degrees
(d) 50 degrees

Answer: C

Question. Selling 3000 white bags and 5000 grey bags gives a total
(a) Profit of ₹1000
(b) Loss of ₹1000
(c) Profit of ₹24000
(d) Loss of ₹25000

Answer: B

Question. Property a into (b into c) = (a into b) into c is called
(a) Commutative
(b) Associative
(c) Distributive
(d) Closure

Answer: B

Question. Room temperature lowers by 5 degrees every hour, this change is written as
(a) 5
(b) -5
(c) 10
(d) 0

Answer: B

Question. Brahmagupta says the quotient of a debt and a fortune will be a
(a) Fortune
(b) Plus
(c) Debt
(d) Zero

Answer: C

Question. Multiplication is commutative means a into b is same as
(b) a + b
(b) b into a
(c) a - b
(d) b - a

Answer: B

Question. Elevator starts 15 m above ground and moves down, so starting position is
(a) -15
(b) 0
(c) 15
(d) 3

Answer: C

Question. If we multiply -1 exactly 6 times, the product will be
(a) -6
(b) 6
(c) 1
(d) -1

Answer: C

Question. Sign of the product of one positive and one negative integer is
(a) Positive
(b) Negative
(c) Zero
(d) Plus

Answer: B

Question. The expression -1 into a is equal to
(a) a
(b) 1
(c) -a
(d) 0

Answer: C

Question. After 60 minutes, elevator moving at -3 metres per minute reaches
(a) 180 m
(b) 60 m
(c) -180 m
(d) -60 m

Answer: C

Question. In the cement company problem, profit for white bag is
(a) ₹5
(b) ₹8
(c) -₹5
(d) -₹8

Answer: B

Question. If -1 is multiplied an even number of times, the product is
(a) -1
(b) 1
(c) 0
(d) Even number

Answer: B

Question. Total profit or loss for 3000 white and 5000 grey bags is
(a) ₹1000 profit
(b) ₹1000 loss
(c) ₹24000 profit
(d) ₹25000 loss

Answer: B

Question. If -1 is multiplied an odd number of times, the product is
(a) 1
(b) -1
(c) 0
(d) Odd number

Answer: B

Question. According to Brahmagupta, the product of two debts is always a
(a) Debt
(b) Fortune
(c) Zero
(d) Minus

Answer: B

Question. To have no profit no loss with 6400 grey bags, white bags sold should be
(a) 3000
(b) 4000
(c) 5000
(d) 6400

Answer: B

Question. Brahmagupta says the product of two fortunes is a
(a) Debt
(b) Fortune
(c) Zero
(d) Plus

Answer: B