a) 262.4 km b) 260 km c) 283.33 km d) 275 km Answer: c Explanation: Difference in ...
View QuestionWalking 3/4 of his normal speed, Rabi is 16 minutes late in reaching his office. The usual time taken by him to cover the distance between his home and office:
Walking $$\frac{3}{4}$$ of his normal speed, Rabi is 16 minutes late in reaching his office. The usual time ...
View QuestionTwo buses start from a bus terminal with a speed of 20 km/h at interval of 10 minutes. What is the speed of a man coming from the opposite direction towards the bus terminal if he meets the buses at interval of 8 minutes?
a) 3 km/h b) 4 km/h c) 5 km/h d) 7 km/h Answer: c Explanation: Let Speed of ...
View QuestionAn ant climbing up a vertical pole ascends 12 meters and slips down 5 meters in every alternate hour. If the pole is 63 meters high how long will it take it to reach the top?
a) 18 hours b) 17 hours c) 16 hours 35 min d) 16 hours 40 min
View QuestionA monkey climbs a 60 m high pole. In first minute he climbs 6 m and slips down 3 m in the next minute. How much time is required by it to reach the top?
a) 35 minutes b) 33 minutes c) 37 minutes d) 40 minutes Answer: c Explanation: Monkey ...
View QuestionA man starts climbing a 11 m high wall at 5 pm. In each minute he climbs up 1 m but slips down 50 cm. At what time will he climb the wall?
a) 5:30 pm b) 5:21 pm c) 5:25 pm d) 5:27 pm Answer: b Explanation: Man climbs 1m and ...
View QuestionIf A travels to his school from his house at the speed of 3 km/h, then he reaches the school 5 minutes late. If he travels at the speed of 4 km/h, he reaches the school 5 minutes earlier than school time. The distance of his school from his house is:
a) 1 km b) 2 km c) 3 km d) 4 km Answer: b Explanation: Let the distance ...
View QuestionAn athlete runs 200 meters race in 24 seconds. His speed in km/h is
a) 20 b) 24 c) 28.5 d) 30 Answer: d Explanation: $$\eqalign{ & {\text{Speed ...
View QuestionA man covers half of his journey at 6 km/h and the remaining half at 3 km/h. His average speed is
a) 9 km/h b) 4.5 km c) 4 km/h d) 3 km/h Answer: c Explanation: ...
View QuestionThe speed of A and B are in the ratio 3 : 4. A takes 20 minutes more than B to reach a destination. Time in which A reach the destination?
a) $$1\frac{1}{3}$$ hours b) 2 hours c) $$2\frac{2}{3}$$ hours d) $$1\frac{2}{3}$$ hours Answer: a Explanation: ...
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