1) Flying against a head wind, a plane could fly 3000 km in 6 hr. The plane would require only 5 hours for the return trip with
no change in wind. Find the wind speed and air speed of the plane?
Rate=distance/time
1 answer:
3000×5=15000.so 6÷15000=2500
so the wind speed us 2500 km per hour
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