Spring Interim Review

Which representation does not show y as a function of x?

• A

• B

• C

• D

The perimeter of the triangle shown is 17x units. The dimensions of the triangle are given in units. Which equation can be used to find the value of x?

• 17x = 30 + 7x

• 17x = 15 + 22x

• 17x = 7 + 30x

• 17x = 22 + 15x

Which inequality represents this situation when the amount of money in Helen’s account was greater than the amount of money in Vince’s account?

• 30x < 330 + 50x

• 50x > 330 + 30x

• 30x > 330 + 50x

• 50x < 330 + 30x

Which situation can be represented by this equation? 18x = 19 + 12x

• Krystal reads 12 pages per hour. Jondo reads 18 pages per hour. How many hours, x, would it take for Krystal and Jondo to read the same number of pages?

• Krystal installs 12 tiles per hour. Jondo installs 19 tiles per hour and started with 18 tiles already installed. How many hours, x, would it take for Krystal and Jondo to install the same number of tiles?

Two customers spent the same total amount of money at a restaurant. - The first customer bought 8 hot wings and left a $4 tip. - The second customer bought 10 hot wings and left a $2.80 tip. - Both customers paid the same amount per hot wing. How much does one hot wing cost at this restaurant in dollars and cents?

• $0.60

• $0.80

• $1.00

• $1.20

Aquarium I contains 4.6 gallons of water. Louise will begin filling Aquarium I at a rate of 1.2 gallons per minute. Aquarium II contains 54.6 gallons of water. Isaac will begin draining Aquarium II at a rate of 0.8 gallon per minute. After how many minutes will both aquariums contain the same amount of water?

• 148 min

• 125 min

• 25 min

• 50 min

The model represents an equation. What value of x makes the equation true?

• x = 1

• x = 2

• x = 3

• x = 4

The diagram shows three squares that are joined at vertices to form a right triangle. Which statement is true?

• The sum of the areas of Square N and Square L is equal to the area of Square K.

• The sum of the areas of Square N and Square L is greater than the area of Square K.

• The sum of the areas of Square N and Square K is equal to the area of Square L.

• The sum of the areas of Square N and Square K is less than the area of Square L.

Parallelogram PQRT is shown. Which statement proves that parallelogram PQRT is a rectangle?

• A) 15^2 - 8^2 = TQ^2

• B) 8 + 15 = TQ

• C) 15 - 8 = TQ

• D) 8^2 + 15^2 = TQ^2

Which measurements could represent the side lengths in feet of a right triangle?

• 10 ft, 24 ft, 26 ft

• 14 ft, 14 ft, 14 ft

• 3 ft, 3 ft, 18 ft

• 2 ft, 3 ft, 5 ft