Londoncousin Londoncousin

08-06-2016
Mathematics

contestada

15 steps in 5 minutes 75 steps at the same speed

Respuesta :

Kunchan Kunchan

08-06-2016

time taken to 15 steps = 5 min
time taken to 1 step = 5 / 15
= 1/3 min

time taken to 75 steps = (1/3) * 75
= 25 minutes

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