If a person swims 120 m in a minute: (a) How much time will he take to swim a distance of 45 m?
(b) With the above speed how much distance will he cover in 50 s?
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Answer:
a)22.5
b)100 m
Explanation:
120 ÷ 60(seconds in a min) = 2m per sec so 45m = 45m ÷ 2m = 22seconds
50 secs =
50*2=100m
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