Question

Palwasha took a non-stop flight to visit her grandmother.

The 1200 km trip took three hours and 45 minutes.
Because of the bad weather, the return trip took four hours and 45 minutes. What was her average speed for the round trip in km/h?

Answer 1

282.35km/hr

Explanation:

1200km+1200km=2400km

time taken=3hr 45min+4hr 45min=8hr 30min

average speed=2400km/8hr 30min