A car cover a certain distance in 50 minutes if it run at 45 km per hour how much time will it take to cover the same distance at a speed of 30 km per hour
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The answer is 1 hour and 15 mins
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hey there !!
let the distance covered be x
so distance = speed × time
=)speed = 45km/h
=) time = 50 min = 50/60 = 5/6 hr
so =) x = 45 × 5/6 = 75/2 = 37.5 m
now for same distance and speed = 30km/h time taken
time = distance /speed
= 37.5/30 = 1.25 hr.
= 1 hr 15 min
let the distance covered be x
so distance = speed × time
=)speed = 45km/h
=) time = 50 min = 50/60 = 5/6 hr
so =) x = 45 × 5/6 = 75/2 = 37.5 m
now for same distance and speed = 30km/h time taken
time = distance /speed
= 37.5/30 = 1.25 hr.
= 1 hr 15 min
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