a) 1 hours b) 1.5 hours c) 2 hours d) 4 hours Answer: d Explanation: (6 - ...
View QuestionA tiger is 50 of its own leaps behinds a deer. The tiger takes 5 leaps and per minutes to the deer’s 4. If the tiger and the deer cover 8 m and 5 m per leap respectively, what distance will the tiger have to run before it caches the deer?
a) 600 m b) 700 m c) 800 m d) 1000 m Answer: c Explanation: Speed of ...
View QuestionA man goes to the fair with his son and 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. The dog runs to son and comes back to the man to show him the direction of his son. He keeps moving to and fro at 60 m/min between son and father, till the man meets the son. What is the distance traveled by the dog in the direction of the son?
a) 800 m b) 1675 m c) 848 m d) 1000 m Answer: d Explanation: In 20 minutes the ...
View QuestionA is twice fast as B and B is thrice fast as C. The journey covered by C in 78 minutes will be covered by A in :
a) 13 min b) 15.5 min c) 17 min d) 12 min Answer: a Explanation: ...
View QuestionA certain distance is covered at a certain speed. If half of this distance is covered in double the time, the ratio of the two speed is :
a) 1 : 16 b) 4 : 1 c) 2 : 1 d) 1 : 4 Answer: b
View QuestionA man reduces his speed from 20 kmph to 18 kmph. So, he takes 10 minutes more than the normal time. what is the distance traveled by him.
a) 30 km b) 25 km c) 50 km d) 36 km Answer: a Explanation: Usual time ...
View QuestionA minibus takes 6 hour less to cover 1680 km distance, if its speed is increased by 14 kmph ? What is the usual time of the minibus ?
a) 15 hours b) 24 hours c) 25 hours d) 30 hours Answer: d Explanation: Let Usual ...
View QuestionThe driver of an ambulance sees a school bus 40 m ahead of him after 20 seconds, the school bus is 60 meter behind. If the speed of the ambulance is 30 km/h, what is the speed of the school bus?
a) 10 kmph b) 12 kmph c) 15 kmph d) 22 kmph Answer: b Explanation: ...
View QuestionDue to the technical snag in the signal system two trains start approaching each other on the same track from two different stations, 240 km away each other. When the train starts a bird also starts moving to and fro between the two trains at 60 kmph touching each train each time. The bird initially sitting on the top of the engine of one of the trains and it moves so till these trains collide. If these trains collide one and half hour after start, then how many kilometers bird travels till the time of collision of trains?
a) 90 km b) 130 km c) 120 km d) 95 km Answer: a Explanation: ...
View QuestionTwo trains start simultaneously from two stations Howrah and Delhi, respectively towards each other on the same track. The distance between the two stations is 560 km and the speeds of trains are 30 kmph and 40 kmph. Simultaneously with the trains, a sparrow sitting on the top of one of the train starts towards the other and reverses its direction on reaching the other train and so on. If the speed of sparrow is 80 kmph then the distance that the sparrow lies before being crushed between the train is :
a) 70 km b) 560 km c) 640 km d) 650 km Answer: c Explanation: Relative ...
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