Question

an areoplane travels 1400 km in 1hour 24minutes. Find its speed​

Answer 1

Answer:

The formula for speed is speed = distance ÷ time. To work out what the units are for speed, you need to know the units for distance and time. In this example, distance is in metres (m) and time is in seconds (s), so the units will be in metres per second (m/s).

Step-by-step explanation:

Answer 2

Step-by-step explanation:

see attachment for ur answer