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Name: _______________________________________ Algebra 1 Chapter 2 Practice Test Date:______________________ Solve the following equations. 1. 3 y 11 5 y 2 y 25 4. 3 y 9 2 y 4 6 3 2. 2 y 9 y 42 3. 5. 4( x 2) 3 x 7 x 8 6. 3x 2(2 x 5) 2 x 25 Solve each formula for the given variable. State the restrictions, if any, for the formula obtained to be meaningful. 1 7. V = LWH Solve for H. 8. A = bh Solve for b. 9. y = 5x + 7b Solve for b. 2 10. F = ma Solve for m. 13. P = 2L + 2W Solve for L 11. 2x + 3y = 6 Solve for y. 12. x ab Solve for b. y 14. 3x + 2y = 10 Solve for y. Solve the following proportions. 2 4 15. 5 x2 18. 3 4 x 3 x 12 16. 5x 9 6 2 17. 19. x 1 x 1 3 5 y 4 y3 3 20. The ratio of boys to girls in the math class is 5 to 6. If there are 12 girls in the class, how many boys are there? 21. A car that sold for $15,000 has a sales tax of $900. At this rate, how much is the sales tax for a car that costs $17,500? 22. Joe makes $87 for 6 hours of work at his job. At this rate, how much money does he make for working 8 hours? Solve each percent problem. 23. Find 30% of 95. 25. Write 3 as a percent. 25 24. What percent of 12 is 36? 26. 4% of what number is 7? 27. 25% of students in ninth grade play a fall sport. If there are 380 students in the freshman class, how many play a fall sport? How many do not play a fall sport? 28. Find the percent change from 16 to 13. Is it an increase or a decrease? 29. The wholesaler gets sweatshirts for $12 each. The store sells them for $30 each. What is the markup as a percent? 30. The wholesale cost for a car is $14,500. If the car dealership has a 20% markup, find the selling price of the car. *********ALSO KNOW HOW TO DO ANY PROBLEMS SIMILAR TO ONES FROM THE FIRST FOUR PAGES OF THE PROBLEM STOLVING PACKET*********