Question:A car takes 5 hours to cover a distance of 300 km. How much should the speed in km/hr be maintained to cover the same distance in`4/5` th of the previous time ?
A 48
B 60
C 75
D 120
/139
+ Answer
C
+ ExplanationDistance = 300 km.
Time required` = (4/5 xx 5) = 4` hours
Speed` = (300/4) = 75` km/hr