1. | A runs 1times as fast as B. If A gives B a start of 80 m, how far must the winning post be so that A and B might reach it at the same time? |
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Answer: Option A Explanation:
Thus, in race of 5 m, A gains 2 m over B. 2 m are gained by A in a race of 5 m.
Winning post is 200 m away from the starting point. |

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