1. In a flight of 600 km, an aircraft was slowed due to bad weather. Its average speed for the trip was reduced by 200 km/h and time of flight increased by 30 minutes. Find the original duration of the flight.
[CBSE Board 2020]
Негізгі бет In a flight of 600 km, an aircraft was slowed due to bad weather. Its average speed for the trip wa
Пікірлер: 24