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GED Exam Questions: Mathematical Reasoning
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The GED Mathematical Reasoning test measures your algebraic and quantitative problem-solving skills and requires you to demonstrate an understanding of mathematical concepts, the skill to use those concepts, and the ability to apply knowledge in real-world scenarios.
 

GED Exam Questions: Mathematical Reasoning
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25 Questions

1. Tom's gross weekly salary is $840. His salary is taxed at 17%. What is Tom's net salary? Round your answer to the nearest cent.
2. The following table shows the time needed to cook a turkey based on the weight of the turkey and the temperature of the oven. After the turkey is removed from the oven, it should be left to rest for 30 minutes before it's carved to ensure that it remains juicy.
Weight of Turkey (Pounds) - Cooking Time at 325°F - Cooking Time at 375°F
8–12 lb. - 2.5–3.0 hours - 2.0–2.5 hours
12–16 lb. - 3.0–3.5 hours - 2.5–3.0 hours
16–20 lb. - 3.5–4.0 hours - 3.0–3.5 hours
20–24 lb. - 4.0–4.5 hours - 3.5–4.0 hours
How long does a 23-pound turkey take to cook at an oven temperature of 375°F?
3. Barney joined a gym to become stronger, and every 4 weeks he notes the maximum amount of weight that he can bench-press. He records his progress over a five-month period in the following table.
Weeks - Weight in Pounds
0 - 30
4 - 38
8 - 46
12 - 54
16 - 62
20 – 70

Which of the following equations allows Barney to predict the maximum weight he will be able to lift in the future?
4. The product of the first six prime numbers is divisible by which of the following?
5. Four frogs were entered in the annual charity High-Hop Contest. The highest jump of each frog is recorded in the table.
Frog - Jump Height (Inches)
Mrs. Croak
images
Kermit
images
Mr. Hopswell
images
Froggy McFrogface
images
Which frog hopped the highest? (Note: You may not use a calculator.)
6. Soup is sold in both rectangular cardboard cartons and large cylindrical cans. The carton has dimensions of 3 inches by 4 inches by 7 inches and costs $4.20. The can has a radius of 3 inches and a height of 4 inches and costs $6.79. Which is a better buy?
7. Observe the following graph.
image
What is the slope of the line?
8. Forty percent of the students in Dr. Donnelly's math class received a grade of A. If 10 students received an A, how many students are in Dr. Donnelly's math class?
9. If these two boxes have the same volume, what is the height of the second box?image
10. Amy invested $500 in a savings account that pays a fixed simple interest rate. After three years, her account balance is $552.50. What percent annual interest did her bank pay?
11. images is equivalent to which of the following?
12. Harry rents a power drill from 8:30 p.m. until 3:30 p.m. on the same day. He paid a total of $25.06. What was the hourly rental fee, rounded to the nearest penny?
13. If your daily commute equals 95 minutes, how long, in hours and minutes, do you spend commuting during a 5-day work week?
14. If images, what is x in terms of y?
15. Two square rugs have a combined area of 20 square meters. If the area of the large rug is four times as large as the area of the small rug, what is the perimeter of the smaller rug?
16. What is the solution to the equation?
disp-images
17. Observe the following figure.
image
What is the location of the midpoint of the segment joining the two data points shown in the figure?
18. A researcher asked a group of 400 students about what types of pets they preferred. She recorded the results in the following pie chart.
image
What is the ratio of the number of dogs to cats to rabbits that the students prefer? Simplify your answer as much as possible.
19. In a triangle, the sides have a ratio of images. If the perimeter is 210 feet, what is the length of the longest side in feet?
20. Every year, starting on his 10th birthday, Jacob measured the height of a bush in his garden. The results for 5 years are listed in the table.
Age - Height (in inches)
10 - 52
11 - 55
12 - 58
13 - 61
14 – 64
If Jacob's bush continues to grow at the same rate, how tall will the bush be when Jacob is 17 years old?
21. Jack earned $30,000 per year for two consecutive years. For each of the next three years, Jack earned $40,000 per year.
What was the median value of Jack's salary during the 5-year period?
22. Jack needs to put a fence around his lawn. The dimensions of the lawn are shown in the following diagram.
image
Find the values of x and y, respectively.
23. Ian has a die that has six sides, each marked with a different integer from 1 to 6. It's a fair die, meaning that each side is equally likely to land face up when the die is rolled. He also has a coin with equal chances of landing on heads or tails.
Suppose Ian rolled the die ten times and got ten consecutive 6s. What is the probability of rolling a 6 on the next roll?
24. The temperature at 5:00 a.m. was –11 degrees. By 8:00 a.m., the temperature is –2 degrees. If the temperature continues to rise at the same rate, what will the temperature be at 2:00 p.m.?
25. The dimensions of a rectangular prism are 9 inches wide by 18 inches long by 2 feet tall. What is the volume of the prism in cubic feet?