STAAR Math Review

The dimensions of a rectangular pyramid are shown. What is the volume of this rectangular pyramid in cubic feet?

• 96 ft³

• 18 ft³

• 64 ft³

• 192 ft³

The greatest weight a moving truck can carry is 1,600 pounds. The truck is loaded with a piano that weighs 400 pounds. Boxes that weigh 50 pounds each will also be loaded into the truck. Which inequality represents all possible values of x, the number of these boxes that can be loaded into the moving truck?

• 50x + 400 ≤ 1,600

• 50x + 400 ≥ 1,600

• 400x + 50 ≤ 1,600

• 400x + 50 ≥ 1,600

• -0.49

• -4.9

• -3.3

• -5.3

Marco has two number cubes. The faces of each number cube are numbered from 1 to 6. Marco rolled the number cubes and recorded the number showing on the top face of each number cube. The results are shown in the table. Based on these results, what is the experimental probability that the next time the number cubes are rolled, they will land with a 2 showing on the top face of one number cube and a 4 showing on the top face of the other number cube?

A container in the shape of a triangular prism is used to hold a slice of pizza. The dimensions

of the container are shown in the diagram. What is the volume of the container in cubic inches?

• 58.32 in³

• 116.64 in³

• 19.44 in³

• 28.5 in³

A survey of visitors at a national park was conducted to determine the preferred activity of each visitor to the park. Each visitor chose one activity. The survey results are shown in the table.

Based on this information, which prediction about the preferred activity for the next 200 visitors to the park is the most reasonable?

• The number of visitors who prefer water sports will be 5 more than the number of visitors who prefer biking trails.

• The number of visitors who prefer hiking trails will be 8 more than the number of visitors who prefer water sports.

• The number of visitors who prefer camping will be 15 times the number of visitors who prefer hiking trails.

• The number of visitors who prefer camping will be 2 times the number of visitors who prefer water sports.

Alberto’s monthly income is $3,200. Part of Alberto’s monthly budget is shown in the table. What percentage of Alberto’s income is used to pay for his rent and groceries?

• 40%

• 28%

• 64%

• 12%

Natasha has a job putting letters in envelopes to be mailed. In 1 hour she put 42 letters in envelopes. Which equation best represents y, the total number of letters Natasha puts in envelopes in x hours if she continues at this rate?

• x = y + 42

• y = x + 42

• x = 42y

• y = 42x

What is the solution set for the inequality 4 − 5g > 39?

• g > −7

• g < −7

• g < 7

• g > 7

George started a coin collection. His dad gave him 75 coins. Each month he will add 20 coins to the collection.

Which equation can be used to find y, the total number of coins in George’s collection after x months?

• y = 75x + 20

• y = 20x + 75

• y = 75x − 20

• y = 20x − 75