Question

a car covers a certain distance in 40 minutes if it runs at 54 km/hr .how much time will it take to cover the same distance at a speed of 45 km/hr

Answer 1

DISTANCE=SPEED*TIME

TIME IN HOURS=40/60=0.66HRS

DISTANCE=54*0.66= 26.4KM

NOW WE HAVE DISTANCE

26.4=45*T

26.4/45=T

T=0.58 HRS