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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1
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In a race of 200 m, A can beat B by 31 m and C by 18 m. In a race of 350 m, C will beat B by:
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2
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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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3
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In a kilometre race, A beats B by 30 seconds and B beats C by 15 seconds. If A beats C by 180 m, the time taken by A to run 1 kilometre, is ?
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4
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In a 1000 m race, A can beat B by 100 m. In a race of 400 m, B can beat C by 40 m. By how many metres will A beat C in a race of 500 m ?
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5
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Four sisters Suvarna, Tara, Uma and Vibha are playing a game such that the loser doubles the money of each of the other players from her share. They played four games and each sister lost one game in alphabetical order. At the end of fourth game, each sister had Rs. 32. How much money did Suvarna start with ?
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6
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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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7
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In a kilometre race, A beats B by 100 m and B beats C by 150 m. In the same race, by how many metres does A beat C ?
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8
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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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9
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In a 400 m race, A gives B a start of 5 seconds and beats him by 15 m. In another race of 400 m, A beats B by 7 1/7 seconds. Their respective speed are -
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10
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In a 100 m race, A can give B 10 m and C 28 m. In the same race B can give C:
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