Question
An airplane flew 7800 km from Country T to Country U at a speed of 780 km/h. It then covered 5740 km from Country U to Country V at a speed of 820 km/h. Find the time taken for the whole journey.
2 m

Click button first when a symbol is required. X

An airplane flew 7800 km from Country T to Country U at a speed of 780 km/h. It then covered 5740 km from Country U to Country V at a speed of 820 km/h. Find the time taken for the whole journey.