A man starts in a boat from A toward B against the stream. After reaching a point M on the way, he throws a rubber ring into the water. He takes 8 minutes from then to reach his destination and the ring exactly A at that moment. If the distance between A and B is 4 km, then find the speed of boat in still water
15 kmph
12 kmph
30 kmph
45 kmph
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In a 500m race, B gives A a start of 160m.The ratio of the speeds of A and B is 2:3. What was the distance by which the
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10
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In a 500 m race, the ratio of the speeds of two contestants A and B is 3 : 4. A has a start of 140 m. Then, A wins by:
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2
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Gopal , Ganesh and Giri start from point A and run around a circular path at speed of 10 kmph, 14 kmph and 6 kmph respectively. Gopal & Giri run in the same direction and Ganesh run in the opposite direction. The length of track is 20 km. In how much time will all three of them be together for the first time?
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3
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In 100 m race, A covers the distance in 36 seconds and B in 45 seconds. In this race A beats B by:
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4
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In a game of 100 points, A can give B 20 points and C 28 points. Then, B can give C:
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5
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In a 100 m race, A can beat B by 25 m and B can beat C by 4 m. In the same race, A can beat C by
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6
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In a race of 200 m, B can give a start of 10 m to A and C can give a start of 20 m to B. The start that C can give to A in the same race is ?
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7
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In a 200 metres race A beats B by 35 m or 7 seconds. A's time over the course is:
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8
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In 100 m race, A covers the distance in 36 seconds and B in 45 seconds. In this race A beats B by:
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9
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A and B take part in 100 m race. A runs at 5 kmph. A gives B a start of 8 m and still beats him by 8 seconds. The speed of B is:
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