Question

Q1.
1. A plane travels a distance of 2480 km at a certain speed.But on its return trip it reduces its
speed by 50 km/hr and covers the same distance in 12 minutes more than the onward
journey .Find the original speed of the plane.​

Answer 1

Let the original speed of the train be x

now according to question

2480/x -2480/x-5 =12/60

solving this equation u will surely get ur answer