exam Maths Puzzle Numerical Ability

The chairlift at a ski resort has a vertical rise of 3,100 feet. If the length of the ride is 1.4 miles, what is the angle the chairlift makes with the horizontal (to the nearest tenth of a degree)?

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exam Other Question
The vertices of a right triangle are (-1,3), (8,1), and (-3,-4). What is the approximate length of the hypotenuse?

Answer Choices:

A) 3.162
B) 5.831
C) 12.083
D) 4.472 If y varies directly as x and y=14 when x=8. Find x when y=21.