Maths Quiz Questions with Answers (MCQs) for Practice

Question: David gets on the elevator at the 11th floor of a building and rides up at the rate of 57 floors per minute. At the same time, Albert gets on an elevator at the 51st floor of the same building and rides down at the rate of 63 floors per minute. If they continue travelling at these rates, then at which floor will their paths cross ? (a) 19 (b) 28 © 30 (d) 37 Ans: ©

Question: If m and n are whole numbers such that mn = 121, the value of (m — 1)n + 1 is: (a) 1 (b) 10 © 121 (d) 1000 Ans: (d)

Question: A trader owes a merchant Rs. 10,028 due 1 year hence. The trader wants to settle the account after 3 months. If the rate of interest is 12% per annum, how much cash should he pay? (a) Rs. 9025.20 (b) Rs. 9200 © Rs. 9600 (d) Rs. 9560 Ans: (b)

Question: The true discount on a bill of Rs. 540 is Rs. 90. The banker’s discount is: (a) Rs. 60 (b) Rs. 108 © Rs. 110 (d) Rs. 112 Ans: (b)

Question: Look at this series: 36, 34, 30, 28, 24, … What number should come next? (a) 20 (b) 22 © 23 (d) 26 Ans: (b)

Question: If A + B means A is the mother of B; A — B means A is the brother B; A % B means A is the father of B and A x B means A is the sister of B, which of the following shows that P is the maternal uncle of Q? (a) Q — N + M x P (b) P + S x N — Q © P — M + N x Q (d) Q — S % P Ans: ©

Question: I have a total of Rs. 1000. Item A costs Rs. 110, item B costs Rs. 90, item C costs Rs. 70, item D costs Rs. 40 and item E costs Rs.45. For every item D that I purchase, I must also buy two of item B. For every item A, I must buy one of item C. For every item E, I must also buy two or item D and one of item B. For every item purchased I earn 1000 points and for every rupee not spent I earn a penalty of 1500 points. My objective is to maximise the points I earn. what is the number of items that I must purchase to maximise my points ?

(a) 13 (b) 14 © 15 (d) 16 Ans: (b)

Question: Two boats, traveling at 5 and 10 kms per hour, head directly towards each other. They begin at a distance of 20 kms from each other. How far apart are they (in kms) one minute before they collide? (a) 1/12 (b) 1/6 © 1/4 (d) 1/3 Ans: ©

Question: Suppose n is an integer such that the sum of the digits of n is 2, and 1010 < n < 1011. The number of different values for n is (a) 11 (b) 10 © 9 (d) 8 Ans: (a)

Question: In Nuts And Bolts factory, one machine produces only nuts at the rate of 100 nuts per minute and needs to be cleaned for 5 minutes after production of every 1000 nuts. Another machine produces only bolts at the rate of 75 bolts per minute and needs to be cleaned for 10 minutes after production of every 1500 bolts. If both the machines start production at the same time, what is the minimum duration required for producing 9000 pairs of nuts and bolts? (a) 130 minutes (b) 135 minutes © 170 minutes (d) 180 minutes Ans: ©

Question: A father and his son are waiting at a bus stop in the evening. There is a lamp post behind them. The lamp post, the father and his son stand on the same straight line. The father observes that the shadows of his head and his son’s head are incident at the same point on the ground. If the heights of the lamp post, the father and his son are 6 metres, 1.8 metres and 0.9 metres respectively, and the father is standing 2.1 metres away from the post, then how far (in metres) is the son standing from his father? (a) 0.9 (b) 0.75 © 0.6 (d) 0.45 Ans: (a)

Question: Kishan walks 10 km towards North from there he walks 6 km towards South. Then, he walks 3 km towards East. How far and in which direction is he with reference to his starting point (a) 7 km East (b) 5 km West © 5 km North-East (d) 7 km West Ans. ©

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