3/1 8th Math STAAR Benchmark Review

Joseph ran a 6-mile race in 48 minutes. Which graph has a slope that best represents Joseph's average rate of speed during the race?

A water hose discharges water at a rate of 45 gallons per minute. Which graph has a slope that best represents this rate?

What are the slope and y-intercept of the graph of the linear function shown on the grid?

A hot-air balloon is released at ground level, and it rises into the air at a constant rate. After 5 seconds the height of the balloon is 20 feet. The balloon continues to rise at the same rate. Which table shows the relationship between the time in seconds, x, and the height of the balloon in feet, y?

Rudolfo has 15 toys in his toy box, and he adds 2 new toys every month. Based on this information, which representation best shows this relationship between the number of toys Rudolfo has in his toy box, y, and the number of months that have passed, x?

Which equation is proportional?

What is the slope of the table?

Melissa is saving $25 that she earned for washing her mom's car. She earns $10 every week for doing chores, which she also saves. Which function can be used to find t, the amount of money Melissa will have saved at the end of n weeks of doing chores?

Frank and Erica are selling ribbons to raise money for the football team. The graph shows the linear relationship between the number of ribbons each of them has left to sell and the number of days that they have been selling ribbons. On which day does it appear that Frank and Erica will have the same number of ribbons left to sell?

In a museum there is a sculpture in the shape of a cylinder. The cylinder has a diameter of 12 feet and a height of h feet. Which equation can be used to find V, the volume of the cylinder in cubic feet?

A cylinder and its dimensions are shown in the diagram. Which equation can be used to find V, the volume of the cylinder in cubic inches?

Snacks at a county fair are sold in containers shaped like a cone or a cylinder. The dimensions of each container are shown in the drawing. Which statement about the volumes of the cone and the cylinder is true?

A ball shaped like a sphere has a radius of 2.7 cm. Which measurement is closest to the volume of the ball in cubic centimeters.

An architect uses a cylindrical container to protect her blueprints. The dimensions of the cylinder are shown in the diagram. Which measurement is closest to the total surface area of the container in square inches?

An artist joined three square regions at their vertices to create the figure shown in the diagram. The artist will use small congruent square tiles to cover each region without any gaps or overlaps. Based on the information, which statement is true?

The dimensions of a rectangular piece of paper are 8.5 inches by 11 inches. Veronica folded the piece of paper along its diagonal. Which measurement is closest to the length of the diagonal in inches?

A right triangle and two of its side lengths are shown in the diagram. Which measurement is closest to the value of x in centimeters?

Which scatterplot does NOT suggest a linear relationship between x and y?

Phil collected data from several of his friends about the number of hours they spent sleeping and the number of hours they spent playing video games on Saturday. He recorded the data in the scatterplot. Based on the scatterplot, what is the best prediction of the number of hours one of Phil's friends spends sleeping when the friend spends 1 hour playing video games?

Clarissa needs a $2,500 loan in order to buy a car. Which loan option would allow her to pay the least amount of interest?

An employee put $5,000 in a retirement account that offers 9% interest compounded annually. The employee makes no additional deposits or withdrawals. Which amount is closest to the interest the employee will have earned at the end of 5 years?