Question

an aeroplane cover 215 7.5 km distance in certain time at the speed of the aeroplane is 863 km per hour find the time of journey

Answer 1

Hey,
distance =215.75km
speed=863km/hr
Therefore,
time= distance /speed
=215.75/863
=0.25hrs

Hope this helps you!!

Answer 2

Distance=Speed×Time

Time=Distance/Speed
Time=2157.5/863
Time=2.5 hrs