GED-Mathematical-Reasoning Exam Questions & Answers

Hattie, the manager of Speedy Burgers, wants to know the average amount of time it takes customers to order once they reach the counter. Hattie recorded these ordering times in seconds: 45, 52, 64, 87, 56, 21, 34, 49, 55, 29, 36. What was the mean (average) time in seconds it took customers to order?

Over time, a leaky faucet can waste many gallons of water. If a faucet drips at a rate of 2 ounces per minute, how many gallons of water will be wasted in one week? (1 gallon = 128 ounces)

The base and sides of the roof of an A-frame structure are all 30 feet long. A front view of the structure is shown in the diagram below.

What is the approximate height (h), in feet, of the structure?

Exhibit.

The boards on the surface of an outdoor deck are often placed at a 45 angle for decorative appeal. The hypotenuse of a 45-45-90 right triangle is found by multiplying the length of a leg by 2 . To the nearest tenth of a foot, how long must a board be to cover the diagonal of the square deck shown at the left?

Exhibit.

What is the measure of angle E?