1.

A plane left 30 minutes later than its scheduled time. In order to reach the destination which is 1500 km away on time, it has to increase its speed by 250 km/hr. Find its original speed.

Answer»

A plane left 30 minutes later than its scheduled time. In order to reach the destination which is 1500 km away on time, it has to increase its speed by 250 km/hr. Find its original speed.




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