HMH Into Math 7th Grade -- Final Exam Review

The weather report stated that there is a 1/3 chance of rain on Tuesday. How likely is it to rain?

• impossible

• unlikely

• likely

• certain

A playground is 20 meters long by 10 meters wide. The length and width of the playground are each increased by the same number of meters. The perimeter of the larger playground is represented by this expression: (x + 20) + (x + 10) + (x + 20) + (x + 10). Which expression is equivalent to the expression for the perimeter of the larger playground?

• 2(x + 20) (x + 10)

• 4(x + 20) (x + 10)

• 2(x + 20) + 2(x + 10)

• 4x + 50

Emma is creating a quilt for her art project. There is a proportional relationship between the area (in square feet) of the quilt, x, and the number of patterned squares in the quilt, y. What is the constant of proportionality for the relationship?

• 2 patterned squares per square foot

• 3 patterned squares per square foot

• 4 patterned squares per square foot

• 5 patterned squares per square foot

The sets of numbers show the lengths in units of three line segments. Check off the sets of numbers that could represent the lengths of the sides of a triangle.

• 8, 9, 7

• 12, 4, 12

• 19, 12, 17

• 13, 6, 6

The graph shows the proportional relationship between the number of pounds of watermelon purchased, x, and the cost (in dollars), y. What does the point (9, 3) represent?

• For $1, you can buy 3 pounds of watermelon.

• You can buy 27 pounds of watermelon for $9.

• For $3, you can buy 9 pounds of watermelon.

• You can buy 3 pounds of watermelon for $9.

• -32.18

• -32.125

• 32.125

• 32.18

At the end of 2014, the share price of a certain stock was $124.75. At the end of 2017, the share price of the stock was $138.50. The change in share price of the stock from 2015 to 2017 is shown in the table.

What was the change in share price in 2016? Fill in the correct number in the table.

• +11.25

• -5.50

• +7.80

• +0.00

Bonnie’s electronics store is having a 30% off sale on all merchandise. The original and sale prices are shown in the table. Sale prices are rounded, when necessary.

Select all the items for which the sale price is correct based on the original price.

• Headphones

• Phone charger

• Minitablet

• Printer

• Flat screen TV

During the first half of a trivia game, Olivia’s team scored –274 points. After the second half, the team’s score was +418 points. How many points did they score in the second half of the game?

• +144

• –144

• +692

• –692

Kelly paid $45.36 for a sweater that was on sale for 25% off. What was the original price of the sweater in dollars?

• $11.34

• $34.02

• $60.48

• $181.44