A plane left 30 minutes late than its scheduled time and in order to reach the destination1500 km away in time, it had to increase the speed by 250 km/h from the usual speed.Find its usual speed.

A plane left 30 minutes late than its scheduled time and in order to reach the destination1500 km away in time, it had to increase the speed by 100 km/h from the usual speed.Find its usual speed.

A plane left 30 minutes late than its scheduled time and in order to reach the destination 1500km away in time,it had to increase the speed by 250km/h from the usual speed.Find its usual speed.

A plane left 30 minutes later than the scheduled time and in order to reach the destination 1500 km away in time, it had to increase the speed by 250 km/h from the usual speed. Find its usual speed.

A two digit number is such that the product of its digits is 18. when 63 is subtracted from the number, the digits interchange their places. Find the number. OR A plane left 30 minutes later than the scheduled time and in order to reach its destination 1500 km away in time it has to increase its spedd by 250 km/hr from its usual speed. Find its usual speed.

An aeroplane takes off 30 minutes later than the scheduled time and in order to reach its destination 1500 km away in time , it has to increse its speed by 250km/h from its usual speed . Find its usual speed .

A plane left 30 minutes later than the schedule time. In order to reach its destination 1500 km away in time, it has to increase the speed by 250 km/hour. Find its usual speed.

An aeroplane left 30mins later than its scheduled time and in order to reach it destination 1500km away on time,it had to increased its speed 250km/hr from its usual speed.Determine its usual speed.

A plane left 40 minutes late due to bad weather and in order to reach its destination, 1600 km away in time, if had to increase its speed by 400 km/h from its usual speed. Find the usual speed of the plane :