Dear Readers,
Practice is the key to perfection in Quant, so brush up your skills and test yourself with these 15 questions of Twisted Ones Quantitative Aptitude for NABARD Grade A 2017.
Q1. A student studying the weather for d days observed that It rained continuously for 7 days either in morning or afternoon. When it rained in the afternoon, it was clear in the morning. There were five clear afternoons and there were six clear morning. What is the value of d?
(a) 10 days
(b) 8 days
(c) 7 days
(d) 9 days
(e) None of these
Q2. Wheels of diameters 7 cm and 14 cm start rolling simultaneously from A and B which are 1980 cm apart towards each other in opposite directions. Both of them make the same number of revolutions per second. If both of them meet after 10 seconds, what is the speed of the smaller wheel? (a) 60 cm/sec
(b) 64cm/sec
(c) 66cm/sec
(d) 74cm/sec
(e) 80cm/sec
Q3. In a circus, there was a leopard and a tiger walking in the two different rings of same radii. There Anjali observed that when leopard moved three steps, tiger moved 5 steps in the same time, but the distance traversed by leopard in 5 steps is equal to the distance traversed by tiger in 4 steps. What is the number of rounds that a leopard made when tiger completed 100 rounds?
(a) 48
(b) 52
(c) 56
(d) 58
(e) 60
Q4. A man goes to the fair in Funcity with his son and faithful dog. Unfortunately man misses his son which he realizes 20 minutes later. The son comes back towards his home at the speed of 20 m/min and man follows him at 40 m/min. Meanwhile, the dog runs to the son and comes back to the man to show him the direction of his son. It keeps moving to and from at 60 m/min between son and father, till the man meets the son. What is the distance travelled by the dog in direction of the son?
(a) 600 m
(b) 800 m
(c) 1200 m
(d) 1500 m
(e) 1000 m
Q5. In every month Ravindra consumes 25 kg rice and 9 kg wheat. The price of rice is 20% of the price of wheat and thus he spends total Rs. 350 on the rice and wheat per month. If the price of wheat is increased by 20% then what is the percentage reduction of rice consumption for the same expenditure of Rs. 350 ? Given that the price of rice and consumption of wheat is constant.
(a) 30
(b) 36
(c) 36.5
(d) 38
(e) 40
Q6. A clock is set right at 12 noon on Monday. It loses ½% on the correct time in the first week but gains ¼% on the true time during the second week. What is the time shown on Monday after two weeks?
(a) 12:25:12
(b) 12:24
(c) 12:27:21
(d) 12:26:12
(e) None of these
Q7. 800 people were supposed to vote on a resolution, but 1/3rd of the people who had decided to vote for the motion were abducted. However, the opponents of the motion, through some means managed to increase their strength by 100%. The motion was then rejected by a majority, which was 50% of that by which it would have been passed if none of these changes would have occurred. How many people finally voted for the motion and against the motion?
(a) 200(for) 400 (against)
(b) 100(for) 200 (against)
(c) 150(for) 300 (against)
(d) 200(for) 300 (against)
(e) None of these
Q8. A mixture of cement, sand and gravel in the ratio of 1:2:4 by volume is required. A person wishes to measure out quantities by weight. He finds that the weight of one cubic foot of cement is 94 kg, of sand 100 kg and gravel 110 kg. What should be the ratio of cement, sand and gravel by weight in order to give a proper mixture?
(a) 47 : 100 : 220
(b) 94 : 100 : 220
(c) 47 : 200 : 440
(d) 48 : 100 : 220
(e) None of these
Q9. 4 pipes each of 3 cm diameter are to be replaced by a single pipe discharging the same quantity of water. What should be the diameter of single pipe, if the speed of water is same?
(a) 2 cm
(b) 4 cm
(c) 6 cm
(d) 8 cm
(e) None of these
Q10. A 14.4 kg gas cylinder runs for 104 hours when the smaller burner on the gas stove is fully opened while it runs for 80 hours when the larger burner on the gas stove is fully opened. Difference in the usage of gas per hour, between the smaller and the larger burner is what percent of the usage per hour of larger burner ?
(a) 26.23%
(b) 30%
(c) 32.23%
(d) 23.07%
(e) None of these
Q11. If I walk at 4 kmph, I miss the bus by 10 minutes. If I walk at 5 kmph, I reach 5 minutes before the arrival of the bus. How far I walk to reach the bus stand?
(a) 8 km
(b) 9 km
(c) 5 km
(d) 10 km
(e) None of these
Q12.Mrs. Anjali is a compouter programmer. She is assigned three jobs for which time allotted is in the ratio of 5 : 4 : 2 (job are needed to be done individually). But due to some technical snag, 10% of the time allotted for each job gets wasted. Thereafter, owing to the lack of interest, she invests only 40%, 30%, 20% of the hours of what was actually allotted to do the three jobs individually. Find how much percentage of the total time allotted is the time invested by Anjali? (a) 30%
(b) 32.32%
(c) 31.52%
(d) 32.72%
(e) None of these
Q13. An empty fuel tank of a car was filled with A type petrol. When the tank was half-empty, it was filled with B type petrol. Again when the tank was half-empty, it was filled with A type petrol. When the tank was half-empty again, it was filled with B type petrol. What is the percentage of A type petrol at present in the tank?
(a) 32.5%
(b) 37.5%
(c) 38.5%
(d) 40%
(e) 35%
Q14. Out of the 75 students enrolled in the Economics class, 12% did not qualify to take the final examination on account of lack of attendance. Of those who qualified to take the test, 9.09% absented themselves from the exam. Two thirds of those who took the exam passed the examination. 75% of those who passed secured a first class in the paper. How many students who passed the exam scored first class?
(a) 32
(b) 30
(c) 28
(d) 35
(e) None of these
Q15. A obtains 100/3% of the marks in a paper for which the maximum marks was 600. B is ahead of A by 40% of A’s marks, while C is ahead of B by two-ninths of his own marks. How many marks does C get?
(a) 360
(b) 340
(c) 320
(d) 350
(e) None of these
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