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- 1. Multiple Choice
What is the slope of the following graph?
m = 80
m = 20
m = 40
m = 160
- 2. Multiple Choice
The graph shows the amount of gas a tractor uses given the number of miles traveled. What does the slope tell you?
1/20 of a gallon of gas in increased every mile driven.
1/20 of a gallon of gas is used every mile driven.
4 gallons of gas is increased every mile drive.
5 gallons of gas is used every mile driven.
- 3. Multiple Choice
The graph shows the amount of gas a tractor uses given the number of miles traveled. What does the y-intercept tell us?
That the tractor traveled 40 miles.
How much gas the tractor started with.
After 60 miles the tractor had 1 gallon of gas.
1/20 of a gallon of gas is used every mile.
- 4. Multiple Choice
The table shows the cost of a taxi, given the number of miles traveled. Calculate the slope and explain the meaning.
The taxi charges $0.30 for every mile traveled.
The taxi charges $1.00 for every mile traveled.
The taxi charges $1.30 for every mile traveled.
The taxi charges $2.50 for every mile traveled.
- 5. Multiple Choice
The table shows the amount of water in a pool as it drains. Calculate the slope and explain what it means.
2.4 gallons of water are added to the pool each hour.
2.4 gallons of water are drained from the pool each hour.
41 gallons of water are added to the pool each hour.
41 gallons of water are drained from the pool each hour.
- 6. Multiple Choice
The graph shows the height of a candle after a given number of minutes. How long did it take for the candle to totally burn?
30 minutes
60 minutes
80 minutes
100 minutes
- 7. Multiple Choice
What is the meaning of the y-intercept?
Colby's initial deposit was $100.
Colby's initial deposit was $150
Colby is adding $5 per week
Colby is adding $10 per week
- 8. Multiple Choice
The table shows the cost of a taxi, given the number of miles traveled. What is the initial price of the taxi cab ride?
The initial price the taxi charges a fee of $1.30
The initial price the taxi charges a fee of $1
The initial price the taxi charges a fee of $2.50
The initial price the taxi charges a fee of $1.60
- 9. Multiple Choice
A climber is on a hike. After 2 hours he is at an altitude of 400 feet. After 6 hours, he is at an altitude of 700 feet. What is the average rate of change? (Remember, think of the values as x and y to create ordered pairs.)
75 ft/h.013 ft/h116.7 ft/h200ft/h - 10. Multiple Choice
The graph shows the cost of candy as a function of the weight of the candy. Calculate the slope.
$2.66 for every ounce of candy bought
$3 for every ounce of candy bought
$0.50 for every ounce of candy bought
$0.38 for every ounce of candy bought
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