7 - FAST Practice Test

Mathematical Equivalence

ON

Krypton is a chemical substance. Krypton has a constant of proportionality between its mass and volume. The constant of proportionality is 1.5 grams/liter.

Use the graphing tool to graph the proportional relationship.

• greater than
• less than
• the same as

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?

Mathematical Equivalence

ON

Match the equivalent expressions.

• 15
• -15
• 54
• -54
• 64
• -64

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

• 
• 
• 
• 
• 

A spinner is divided into 4 equally sized selections. The sections are blue, green, red, and yellow. The results of 1000 spins are shown in the table.

Jeffrey claims that of the four colors, the experimental probability of spinning green is closest to its theoretical probability.

Complete the statement to evaluate Jeffrey's claim, then enter the theoretical probability of spinning green.

Based on the results, Jeffrey's claim is​ (a)   because the experimental probability of the spinner arrow stopping on green​ (b)   the closest of the four colors to the theoretical probability.

• true
• is
• false
• is not

A spinner is divided into 4 equally sized selections. The sections are blue, green, red, and yellow. The results of 1000 spins are shown in the table.

What is the theoretical probability of spinning a green?

Mathematical Equivalence

ON

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 "b" be the amount of time, in minutes, he spends printing on Tuesday.

Create an equation using b to model the amount of time Omar spends printing on Tuesday.

(example: 4b-2=14)

Mathematical Equivalence

ON