Question

Alex swims at an average speed of 45 meters per minute. How far does he swim in 1 minute and 24 seconds?

___ meters

Answer 1

63m

Explanation:

Alex swims 45m in 1 min .

=> Alex swims 45 m in 60 secs

=> Alex swims 45/60 m in 1 sec

In 1 min & 24 secs ( or 84 secs ) , Alex can swim =

`(45)/(60) * 84 = 63 \: m`