A runs 1 2/3 times as fast as B. If A gives B a start of 80 m, how far

1.	A runs 1 2/3 times 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?
Answer» 200 m Ratio of the speeds of A and B = 5/3 : 1 = 5 : 3. Thus, in race of 5 m, A gains 2 m over B. 2 m are gained by A in a race of 5 m. 80 m will be gained by A in race of (5/2 X

A runs 1 2/3 times 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?

Answer»

Ratio of the speeds of A and B = 5/3 : 1 = 5 : 3.
Thus, in race of 5 m, A gains 2 m over B.
2 m are gained by A in a race of 5 m.
80 m will be gained by A in race of (5/2 X

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A runs 1 2/3 times 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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