exam Maths Puzzle Numerical Ability

Can somebody help me with this problem. Thank you.
Travel and distance: An airplane flies between two cities 650 kilometers apart, traveling with a wind of 35 miles per hour going

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exam Other Question

A trolley car track rises vertically 50 feet over a horizontal distance of 720 feet. What is the angle of elevation of the track? Please solve the formula pr=i/1+i for i