Question

in a 500m race the ratio the speed of a and b is 3: 4 a has a start of 140m a win by? ​

Answer 1

Answer:

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Step-by-step explanation:

To reach the winning post A will have to cover a distance of (500-140) m = 360 m

While A covers 3 m, B covers 4 m.

While A covers 360 m, B covers =  4×360/3 = 480 m

Therefore,

A wins by 20 m

Answer 2

Step-by-step explanation:

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