Finals Review

Madison can bake 30 cupcakes in 6 hours. Which graph has a slope that best represents the number of cupcakes per hour she can bake?

• [Graph A]

• [Graph B]

• [Graph C]

• [Graph D]

An ice cream shop serves 300 customers in 15 hours. Which graph has a slope that best represents the number of customers that were served per hour at the ice cream shop?

• Graph A

• Graph B

• Graph C

• Graph D

Identify the slope, y-intercept, and equation of the line graphed on the coordinate grid.

• m: 1, b: 1, y = x + 1

• m: -1, b: 2, y = -x + 2

• m: 2, b: 0, y = 2x

• m: 0, b: 1, y = 1

What does the commercial diver charge for the diving fee and hourly rate?

• diving fee: $50, hourly rate: $150

• diving fee: $100, hourly rate: $200

• diving fee: $75, hourly rate: $125

• diving fee: $60, hourly rate: $180

A local DJ charges customers a set-up fee plus an hourly rate. For a 3-hour event, the DJ charges $275. For a 5- hour event the DJ charges $425. What is the DJ’s hourly rate and set up-fee?

• Fee: $50, Hourly rate: $75

• Fee: $75, Hourly rate: $50

• Fee: $100, Hourly rate: $50

• Fee: $25, Hourly rate: $100

Josh is saving money to go on vacation.  The table below shows his savings account balance. What was Josh’s starting balance?

• $305

• $250

• $400

• $150

Three square rooms in Joey’s house meet to form a right triangle as shown. Joey is going to install new carpet to cover the floor of each room. Which is a true statement based on the diagram?

• The amount of carpet needed for room Y is the same as room X and Z.

• The amount of carpet needed for room Z is the same as room X and Y.

• The amount of carpet needed for room X is the same as room Y and Z.

• None of these are true.

Which of the following lengths would form a right triangle?

• 4, 4, and 8 feet

• 7.5, 10, and 12.5 feet

• 9, 11, and 23 feet

• 6, 12.5, and 96 feet

The side view of a makeup stand that Sara built is shown below. Find r, the length of her makeup stand to the nearest tenth.

• 21 inches

• 15.7 inches

• 6.5 inches

• 17.1 inches

Imri takes an Uber along Avenue F and Avenue G. Isaiah takes an Uber along Avenue H. How many miles shorter is Isaiah’s Uber than Imri’s?

• 5 miles

• 2 miles

• 10 miles

• 8 miles