Question

a boy can run 49 meters in 63 second how much distance can be run 4.5 second.

Answer 1

Hey MATE!

The boy can run

63 sec ------------------- 49 m

1 sec -----------------------49/63 m

4.5 sec --------------------
$\frac{49 \times 4.5}{63} \\ 3.5 \: m$
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