7th Grade FAST Prep

Krypton is a chemical substance. Krypton has a constant of proportionality between its mass and volume. The constant of proportionality is 3.75 grams/liter in which graph?

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A school holds an election for class president. The percentage of votes received by Taylor, Alex, and Cameron are shown in the circle graph.

What percentage of the votes did Taylor receive?

• 81%

Which of the following expressions are equivalent to 3m+4?

Select all of the representations that show a proportional relationship between x and y.

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A spinner is divided into 4 equally sized sections. The results of 1000 spins are shown in the table.

Which color's result is the closest to its theoretical probability?

• Blue

• Green

• Yellow

• Red

Omar uses a laser printer that prints 30 pages per minute. On Monday, he prints 8 pages. On Tuesday, he prints more pages. Omar prints a total of 143 pages on Monday and Tuesday. Let m be the amount of time, in minutes, he spends printing on Tuesday.

Which equation represents this?