- 1. Write an equation to solve: Emilio paid $πππ.π0 in taxes to the school district that he lives in this year. This yearβs taxes were a ππ% increase from last year, what did Emilio pay in school taxes last year? Let 't' represent the amount of school taxes Emilio paid last year.
A) t + 0.15t = 287.50
B) 0.15t = 287.50
C) 1.15t = 287.50
D) t / 0.15 = 287.50
- 2. Using the equations from Problem #1, Emilio paid $πππ.π0 in taxes to the school district that he lives in this year. This yearβs taxes were a ππ% increase from last year. what did Emilio pay in school taxes last year?
A) 250.00
B) 275.00
C) 330.63
D) 225.00
- 3. Write an equation to solve: Student enrollment at a local school is concerning the community because the number of students has dropped to π0π, which is a π0% decrease from the previous year. What was the student enrollment the previous year? Let 'x' represent the student enrollment the previous year.
A) x / 0.20 = 504
B) 0.20x = 504
C) x - 0.20x = 504
D) (1-0.2)x = 504
- 4. Using the equation from Problem #3, Student enrollment at a local school is concerning the community because the number of students has dropped to π0π, which is a π0% decrease from the previous year. What was the student enrollment the previous year?
A) 630
B) 403
C) 605
D) 720
- 5. Write an equation to solve: Yoshi is π% taller today than she was one year ago. Her current height is πππ πm. How tall was she one year ago? Let 'x' represent Yoshi's height one year ago.
A) x + 0.05x = 168
B) (1 + 0.5)x = 168
C) x / 0.05 = 168
D) 0.05x = 168
- 6. Using the equations from Problem #5, Yoshi is π% taller today than she was one year ago. Her current height is πππ πm. How tall was she one year ago?
A) 175
B) 160
C) 150
D) 155
- 7. Write an equation to solve: Angie scored ππ points on a test but only received a ππ% grade on the test. How many points were possible on the test? Let 'x' represent the total possible points on the test.
A) 65 = 0.91x
B) x / 0.65 = 91
C) 91 = 0.65x
D) x + 0.65 = 91
- 8. Using the equation from Problem #7, Angie scored ππ points on a test but only received a ππ% grade on the test. How many points were possible on the test?
A) 180
B) 120
C) 140
D) 160
- 9. Write an equation to solve: A tank that is 40% full contains 648 gallons of water. What is the maximum capacity of the water tank? Let 'x' represent the maximum capacity of the water tank.
A) x / 0.40 = 648
B) 0.40x = 648
C) x + 0.40 = 648
D) 0.40x = 1
- 10. A tank that is 40% full contains 648 gallons of water. What is the maximum capacity of the water tank?
A) 1620
B) 2592
C) 1080
D) 162
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