Math 7 Final Exam Review

Walmart is having a sale this week. Everything is 15% off. Jill bought a TV that was orginally $450. What is the SALE PRICE of the TV?

• $67.50

• $517.50

• $382.50

• $435.00

Which expression represents the sum of (2x - 5y) and ( x + y )?

• 3x - 4y

• 3x - 6y

• x - 4y

• x - 6y

Dana bought a shirt at a sale price of $25. The original cost of the shirt was $40. What percent represents the discount that Dana received when buying the sweater?

• 15%

• 37.5%

• 60%

• 62.5%

Last year Mary spent $18 to bowl 4 games. This year she spent $27 to bowl 6 games. Mary spent her own bowling ball and shoes, so she only has to pay for the game she bowls. How much did one game of bowling cost?

• 1.5

• 2.0

• 4.5

• 9.0

How many degrees does a right angle have?

• 120 degrees

• 45 degrees

• 90 degrees

• 60 degrees

This right angle has the angle 2y + 70. So I can use the equation

2y + 70 = 90

Solve for y.

• y = 80

• y = 90

• y = 70

• y = 10

What is the unit rate of paws per dog?

• 2

• 4

• 8

• 16

A store sees 120 customers in 8 hours. What is the unit rate (in customers per hour)?

• 0.66 customers per hour

• 15 customers per hour

• 960 customers per hour

• 112 customers per hour

Will spent $3.75 for 3 pounds of granola. What is his unit rate in dollars per pound?

• $2.50 per pound

• $1.25 per pound

• $3 per pound

You can buy 36 cookies for $4. What is the unit rate (in cookies per dollar)?

• 4 cookies per dollar
• 6 cookies per dollar
• 9 cookies per dollar
• 1/9 dollars per cookie