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- 1. Multiple Choice
Select the best description of the range of this function.
The range includes all numbers from 5 to 12.5.
The range includes all integers between 0 and 12.5.
The range includes all numbers from 0 to 8.5.
The range includes all numbers from 0 to 12.5.
- 2. Multiple Choice
To raise funds for a trip, members of a high school math club are holding a game night in the gym. They sell tickets at $5 per person. The gym holds a maximum of 250 people. The amount of money raised is a function of the number of tickets sold.
Which statement accurately describes the domain of the function?
all numbers less than 250
all integers
all positive integers
all positive integers less than or equal to 250
- 3. Multiple Choice
C gives the cost, in dollars, of a cafeteria meal plan as a function of the number of meals purchased,n . The function is represented by the equation C(n)= 4+3n.
Find C(n)=31.
8
9
10
11
- 4. Multiple Choice
C gives the cost, in dollars, of a cafeteria meal plan as a function of the number of meals purchased,n . The function is represented by the equation C(n)= 4+3n.
What does the function represent?
The cost of a meal plan is 4 dollars plus 3 dollars for each meal.
The cost of a meal plan is 3 dollars plus 4 dollars for each meal.
The cost of a meal plan is 4 dollars times 3 dollars for each meal.
The cost of a meal plan is 3 dollars minus 4 dollars for each meal.
- 5. Multiple Choice
A: 3, B: 4, C: 2, D: 1
A: 4, B: 3, C: 2, D: 1
A: 3, B: 4, C: 1, D: 2
A: 4, B: 3, C: 1, D: 2
- 6. Multiple Choice
The graph H shows the height, in meters, of a rocket t seconds after it was launched.
Find H(0)?
20
10
15
5
- 7. Multiple Choice
The graph H shows the height, in meters, of a rocket t seconds after it was launched.
Describe the domain.
The domain includes all values from 0 to approximately 4.5.
{0, 4.5)
The domain includes all values from 0 to approximately 5
(0, 5)
- 8. Multiple Choice
The graph H shows the height, in meters, of a rocket t seconds after it was launched.
Describe the range.
The range includes all values from 0 to 15 meters.
(0, 15)
The range includes all values from 0 to 35 meters.
{0, 35}
The range includes all values from 0 to 30 meters.
- 9. Multiple Choice
The graph H shows the height, in meters, of a rocket t seconds after it was launched.
Find H(n)=0.
4.5
15
35
5
0
- 10. Multiple Choice
Mai has to decide between two cafeteria meal plans. Under plan A, each meal costs $2.50. Under plan B, one month of meals costs $30.
Write a function for Plan A.
A(x)=2.50x
A(x)=30
A(x)=2.50x+30
- 11. Multiple Choice
Mai has to decide between two cafeteria meal plans. Under plan A, each meal costs $2.50. Under plan B, one month of meals costs $30.
Write a function for Plan b.
B(x)=2.50x
B(x)=30
B(x)=2.50x+30
- 12. Multiple Choice
Mai has to decide between two cafeteria meal plans. Under plan A, each meal costs $2.50. Under plan B, one month of meals costs $30.
Mai estimates that she’ll buy 15 meals per month. Which meal plan should she choose?
A(x)
B(x)
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