Solve.
-The approach ramp used by a daredevil motorcyclist for flying over a collection of flaming tires has a rise of 38.5 feet for every 70 feet in horizontal distance. Find the grade of the ramp. Round to the nearest whole percent.
A)60%
B)0.55%
C)18%
D)55%

Question

Quizplus · Accepted Answer

The grade of the ramp is calculated by dividing the rise by the horizontal distance and then converting that fraction into a percentage. So, the grade is (38.5 feet / 70 feet) * 100% = 55%.

Solve. -The Approach Ramp Used by a Daredevil Motorcyclist for Flying