Question
A can run 22.5 m while B runs 25 m. In a kilometre race B beats A by:
Answer: Option A
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When B runs 25 m, A runs \(\frac{45}{2}m.\)
When B runs 1000 m, A runs \(\left(\frac{45}{2}\times\frac{1}{25}\times1000\right)m=900m.\)
So, B beats A by 100 m.
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