Question

In a 100 m race, A beats B by 10 m and C by 13 m. In a race of 180 m, B will beat C by:

Answer 1

A:B = 100:90
A:C = 100:87
B/C = B/A×A/C = 90/100 × 100/87 = 30/29
WHEN B RUNS 30 M . C RUNS 29 M
when b runs 180. c runs 29/30×100 m = 174
b beats c by 180 -174 m =6m
the answer is 6m


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Answer 2

Answer:

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