It takes 6 hours for a plane to travel 720 km with a tail wind and 8 hours to make the return trip against a head wind. What is the AIR SPEED of the plane?
It takes 6 hours for a plane to travel 720 km with a tail wind and 8 hours to make the return trip against a head wind. What is the AIR SPEED of the plane?
Main idea on left, details on right
-22
times both sides by 2, times () by 8, add alile terms, move terms, add alike and caculate divide both sides by 3
32/80
91/140
the last one 54 doesn't go into 45. 54/100 ?
step-by-step explanation:
The total would be 40.53