A car covers a certain distance in 50 min if it runs at 45km/hr. How much time will it take to cover the same distance at the speed of 30km/hr ?
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Answer:
1.23 hr
Step-by-step explanation:
Speed = distance / time
distance = speed * time
= 45* 50/60 = 45*5/6
IN SECOND CASE
Time = distance / speed
= 45*5/6*30. = 45/ 36. = 1.23 hr
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