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* 1. A plumber charges a fee of $50 to make a house call.  He also charges $25 an hour for labor.  Write an equation that you could use to find the amount a plumber charges for a house call based on the number of hours of labor.  Let h represent the number of hours and c represent the total cost.

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* 2. The local animal shelter uses 3 bags of cat food every day.  How long wil 3/4 of a bag of cat food last?

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* 3. What is the value of 52 - 22 ?

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* 4. Which expression is equivalent to 4(6x+ 11)?

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* 5. Chicago has a temperature of -10 degrees Fahrenheit (°F),  It is colder in Minneapolis than in Chicago.

Select all the values that could represent the temperature of Minneapolis.

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* 6. A company charges $211.25 for 5 trees and 15 shrubs.  The company charges $15.25 more for a tree than a shrub.  How much does each shrub cost?

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* 7. Limousine Company P and Company R both charge a rental fee plus an additional charge per hour.
  • The equation y=50 + 30x models the total cost (in dollars),y, of renting a limousine from Company P for x hours.
  • The table below show the cost to rent a limousine from Company R for different lengths of time.
Company R
Time (hours) 1 2 3 4 5
Total Cost $100 $125 $150 $175 $200

Which statement accurately compares the per hour charges of the two companies?

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* 8. The height, s, of a cannonball (in feet) fired from a cliff as a function of time is represented by the function s(t)=-16t2 + 64t + 260.  What is the height of the cannonball when t=2 seconds?

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* 9. In which table is y a function of x?

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* 10. Which of the following is a unit rate?

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