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New SAT Math Workbook Episode 1 part 6

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Tham khảo tài liệu 'new sat math workbook episode 1 part 6', ngoại ngữ, ngữ pháp tiếng anh phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả | Verbal Problems Involving Percent 6 DIAGNOSTIC TEST Directions Work out each problem. Circle the letter that appears before your answer. Answers are at the end of the chapter. 1. A book dealer bought 100 books for 1250. If she sold 30 of these at 10 each and the rest at 15 each what was her total profit A B C D E 350 1350 300 1050 100 2. The Fishman family income for one month is 2000. If 25 is spent for lodging 35 for food 5 for clothing and 10 for savings how many dollars are left for other expenses A B C D E 1500 400 500 1600 600 3. The enrollment of Kennedy High School dropped from 1200 to 1000 over a three-year period. What was the percent of decrease during this time A 20 B 16 C 25 D 200 E 2 4. A baseball team won 50 of the first 92 games played in a season. If the season consists of 152 games how many more games must the team win to finish the season winning 62 2 of games played A 37 B 45 C 40 D 95 E 19 5. The Strauss Insurance Company laid off 20 of its employees one year and then increased its staff by 12 2 the following year. If the firm originally employed 120 workers what was the net change in staff over the two-year period A Decrease of 12 B Increase of 15 C Decrease of 9 D Decrease of 24 E Increase of 12 6. How much money is saved by buying an article priced at 80 with a 40 discount rather than buying an article marked at 90 with a discount of 35 then 10 A 4.65 B 1.50 C 10.50 D 3.15 E 4.25 85 86 Chapter 6 7. In Central City a property owner pays school taxes at the rate of 2 of the first 1500 of assessed valuation 3 of the next 2000 5 of the next 3000 and 6 of the remainder. How much must Mr. Williams pay in school taxes each year if his home is assessed at 8000 A 300 B 230 C 600 D 330 E 195 8. Jeffrey delivers newspapers for a salary of 20 per week plus a 4 commission on all sales. One week his sales amounted to 48. What was his income that week A 19.20 B 21.92 C 1.92 D 39.20 E 32 9. At Baker High 3 out of every 4 graduates go on to college. Of these