Unit 3 Review

Last updated almost 5 years ago
14 questions
1

Sven buys used PS4 games. He pays $25 for each game he buys. He graphs a line to show the total amount (y), in dollars, he pays to buy x used PS4 games. Which equation correctly describes Sven's line?

1

The graph below shows the relationship between the number of minutes Sparty Spins and the number of calories he burns.

1

Cathhe needs new carpet. Carpets "R" Us charges an initial cost of $65 plus an additional $2.25 per square foot of carpet. Which equation can be used to determine the cost (y), in dollars, to install carpet with the area of x square feet?

1

Xavier has an Xbox gift card with a balance of $50 on it. He uses the gift card to buy battle passes. The price for each battle pass is $9.99. Which equation represents the gift card balance (y), in dollars, based of the number of battle passes, x, he pays for?

1

Ronknee currently has $300 in his PS5 fund. He makes $50 per week doing work around the school. He keeps $20 of the $50 for his weekly expenses (Takis and Hot Cheetos). The remaining amount goes into his PS5 fund. Which function can be used to determine the amount of money (y), in dollars, that Ronknee has in his trip fund at the end of x weeks?

1

The graph shown below represents the rate at which air is leaking from a weather ballon once it gets a hole in it.

Which statement correctly describes the graph?

1

A balloon had 40 cubic feet of air in it. The air is released at a rate of 4 cubic feet per minute. Which graph represents the number of cubic feet of air, y, in the balloon, x minutes after the air was being released from it.
Use a drawing tool to circle your answer.

1

Da-Lie-La is studying her dad's car's gasoline consumption. She records the amount of gas remaining in the tank each day at 8 a.m. for a week. No additional gas is added to the tank during the week. The graph below shows his data.


The further her dad drives, the more gas the car uses. Based on the graph, which 24-hour time interval indicates the day he drove the most?

1

Marquine went to the fall festival. The festival charges an entry fee in addition to a fee for each activity you do at the festival. The table below represents the total price for two different number of completed activities.

Use the table to find the prices, in dollars, for the entry fee and foe each activity.

0.5

What is the price of the entry fee for the table above?

0.5

What is the price of each activity?

1

If you have $50 to spend at the festival, and the entry fee is $20 and it costs $5 per activity, how much money do you actually have to spend on the activities?

1

Marquine has $30 when she goes to the festival. She only spends the money on the entry fee and activites.

On the grid shown below, draw a graph showing the amount of money Marquine has remaining after she enters the festival and as she does activities at the festival.

2

Explain how the y-intercept and the slope of the function in Question 10 and 11 differ from the y-intercept and the slope of the function in Question 12. Be sure to indicate what each represents in your explanation.