Entry Exam Category: High School Equivalency Exams
Course: General Education Development (GED)
Exam: GED Math practice test

Practice Question

Type your answer in the box. You may use numbers, a decimal point (-), and/or a negative sign (-) in your answer.
A truck driver sees a road sign warning of an 8% road incline.
To the nearest tenth of a foot, what will be the change in the truck's vertical position, in feet, during the time it takes the truck's horizontal position to change by 1 mile? (1 mile = 5280 ft)
Question visual

Answer Choices

  • B:

Correct Answer: 422.4

Rationale: 8% incline means 8 ft vertical per 100 ft horizontal. For 1 mile = 5280 ft horizontal: vertical = 0.08 * 5280 = 422.4 ft. Thus, the correct answer is 422.4.

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