Question

the rajdhani express travels from mumbai to delhi a distance of 1384km.it starts from mumbai at 4:00 pm and reaches Delhi at 9:00am,next day.what is the average speed?

Answer 1

total distance travel = 1384Km.
total time = 17hrs.
average speed = total distance/total time
                      = 1384/17
                     = 81.41Km/hr.

Answer 2

106.46154km/hr
or apply the formula
Average speed =Total distance travelled/total time taken