If Rohan drives car at 48 km/hr he arrives Delhi at 3:00 PM . If he dr
Right Answer is: C
When he travels at the speed of 80 km/hr he reaches at 11:00 AM.
Let when he travels at the speed of x km/hr he reaches at 1:00 PM.
When he travels at the speed of 48 km/hr he reaches at 3:00 PM.
As there is a fixed difference of 2 hours between these times.
NOTE – If Time is in A.P. and Distance is constant in that case Speed will be in H.P.
⇒ 80 , x , 48 will be in H.P.
Required speed (x)= km/hr