Question

While driving a car at a speed of 50 km/hr,ramit covers a distance from home to his office in 1 hour 30 min. One day he was 15 min late to his home.In order to reach office at time, what should be the speed of the car?
Also find the total distance covered by ramit daily.

Answer 1

speed = distance / time
given ,
speed = 50 km/hr
time taken = 1.5 hr
distance = x
50 = x / 1.5
x = 75 km
if he was 15 min late,he took 1 hr 45 min = 1.75 hr
speed he drive the car = 75 / 1.75
                                     = 42.85

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