CBSE Class 7 Mathematics Finding the Unknown MCQs Set F

Question. Full form of symbol yā is.
(a) yāvat-tāvat
(b) yā-yā
(c) yoga
(d) yantra

Answer: A

Question. Number of friends Madhubanti can invite is.
(a) 18
(b) 5
(c) 13
(d) 25

Answer: C

Question. A dot over a number in ancient Indian notation meant.
(a) decimal
(b) negative number
(c) important number
(d) multiply

Answer: B

Question. To solve u / 15 = 6, we multiply both sides by.
(a) 6
(b) 15
(c) 90
(d) 5

Answer: B

Question. If 2y = 60, then y is.
(a) 60
(b) 2
(c) 30
(d) 120

Answer: C

Question. After how many months will Jahnavi and Sunita have same money.
(a) 10
(b) 7
(c) 5
(d) 12

Answer: B

Question. In Ramesh and Suresh marble problem, total marbles are.
(a) 30
(b) 60
(c) 90
(d) 100

Answer: B

Question. Sign for negative number in ancient India was.
(a) cross
(b) dot over the number
(c) dash
(d) star

Answer: B

Question. Known quantities in ancient India were called.
(a) yā
(b) kā
(c) rū
(d) lo

Answer: C

Question. Jahnavi starts saving with.
(a) 4000
(b) 5050
(c) 650
(d) 500

Answer: A

Question. In ancient India, symbol yā was used for.
(a) known number
(b) zero
(c) unknown number
(d) horse

Answer: C

Question. In equation 25p + 50 = 500, p represents.
(a) price
(b) total people
(c) friends
(d) delivery

Answer: B

Question. If 3x + 4 = 7, then 3x is equal to.
(a) 7 + 4
(b) 7 - 4
(c) 7 multiplied by 4
(d) 11

Answer: B

Question. A simple way to solve 2x + 1 = 99 is using.
(a) trial and error
(b) removing equal weights method
(c) drawing pictures only
(d) leaving it blank

Answer: B

Question. Finding value of unknown letter is called.
(a) writing
(b) solving
(c) reading
(d) framing

Answer: B

Question. Trial and error method can be.
(a) always the best
(b) very fast
(c) inefficient
(d) easy for big numbers

Answer: C

Question. If 4k + 1 = 13, then value of 4k is.
(a) 13
(b) 14
(c) 12
(d) 1

Answer: C

Question. Full form of RHS in equation is.
(a) Right Hand Side
(b) Right Hand State
(c) Real Hand Side
(d) Round Hand Side

Answer: A

Question. In ancient India, symbol kā was used for.
(a) king
(b) another unknown
(c) known quantity
(d) question

Answer: B

Question. Weight of a brick is 1 kg more than half its weight. Total weight is.
(a) 1 kg
(b) 2 kg
(c) 3 kg
(d) 4 kg

Answer: B