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The American with Disabilities Act (ADA) requires that the slope of a wheelchair ramp be no greater than 1:10. Which of the following is the minimum length of a ramp needed to provide access to a door that is 2.3 feet above the sidewalk?

A. 23 feet

B. 14 feet

C. 32 feet

D. 30 feet

Answer Explanation:

Therefore, the Correct Answer is A.

Q #1: Which of the following is the appropriate unit of a measure to express the weight of a pen?

A. Liter

B. Milliliter

C. Gram

D. Kilogram

Answer Explanation

Although we can measure the mass of the pen in kilogram, the unit is quite large and is not appropriate for measuring small objects. Liter and milliliter are units of measuring volume. Thus, gram is the appropriate unit for measuring weight of a pen.
Q #2: Which of the following is the best approximation of 4 times the positive cube root of 23?

A. 12.7

B. 11.4

C. 16.2

D. 96.7

Answer Explanation
Q #3: Which of the following is the decimal equivalent of 3/8?

A. 375

B. 3.75

C. 37.5

D. 0.375

Answer Explanation

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