1.

In One Km Race A Beats B By 4 Seconds Or 40 Metres. How Long Does B Take To Run The Kilometer?

Answer»

This means, B takes 4 SECONDS to RUN 40 metres

=> B takes 4/40=1/10 seconds to run 1 metre

=> B takes 1/10×1000=100 seconds to run 1000 metre.

This means, B takes 4 seconds to run 40 metres

=> B takes 4/40=1/10 seconds to run 1 metre

=> B takes 1/10×1000=100 seconds to run 1000 metre.



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