Name: ________________________ Class: ___________________ Date: __________ ID: A Chpater 8 Review Multiple Choice Identify the choice that best completes the statement or answers the question. ____ ____ 1. Solve 4 f 11. a. f = 0.28 f = 2.5 d. f = 2.75 b. g = 2.8 c. g = 14.4 d. g = 16.8 6.3 3 d? 7 b. d = 3.33 c. d = 18.9 d. d = 21 h = 0.65 9.49 14.6? h b. h = 1.538 c. h = 6.1685 d. h = 138.554 34.83 2.7. 3r r = 4.3 b. c. r = 34.53 d. r = 94.041 6g 2.4. 7 g = 0.86 d = 0.3 4. What is the value of h if a. ____ c. 3. What is the value of d if a. ____ f = 0.36 2. Solve a. ____ b. 5. Solve a. r = 8.1 ____ 6. Brenda got a mark of 18 on her test. This mark was equal to 72%. How many marks was the test worth? a. 24 b. 25 c. 30 d. 100 ____ 7. Solve the following: 5s 4 22. a. s = 2.4 b. s = 3.6 c. s = 18 d. s = 22 8. What is the value of q if 2.7 q 5 6.07? a. q = 0.396 b. q = 2.862 c. q = 4.100 d. q = 11.240 9. Solve 7.2 b 6.4 43.12. a. b = 5.1 b. b = 6.88 c. b = 13.6 d. b = 29.52 5.7 c 4.2 33.819. 2.3 c = 0.652 b. c = 2.48 c. c = 15.341 d. c = 38.019 7d 14.88. 2.5 d = 2.8 b. c. d = 9.2 d. d = 21.28 ____ ____ ____ 10. Solve a. ____ 11. Solve 6.4 a. d = 3.0 ____ 12. The average amount of daylight per day in Calgary is 14.6 h. The average amount of daylight per day in Vancouver is 3.4 h more than half the number of hours in Calgary. The average amount of daylight per day in Vancouver is: a. 7.3 h b. 10.7 h c. 11.2 h d. 18 h 1 Name: ________________________ ID: A ____ 13. A rectangle has a width of r 3 cm and a length of 2r 9 cm. The perimeter of the rectangle is a. 6 cm c. r + 6 cm b. 12 cm d. 6(r + 4) cm ____ 14. Solve 4.6(2.5a 2) 6.9. a. a = 1.4 b. a = 2.76 c. a = 23.0 d. a = 3.56 6k 4.7 8.19. ____ 15. Solve 2.1 3 a. k = 4.3 b. k = 8.19 c. k = 9.87 d. k = 18.06 ____ 16. Solve 5(2.6p 3.9) 5. a. p = –1.1 b. p = –3.9 c. p = –7.8 d. p = –13 4z ____ 17. Solve 5 3 11. 3 a. z = –0.5 b. z = –0.6 c. z = –1.5 d. z = –1.6 ____ 18. Marc had 5 coupons for $2.50 off the regular admission price of a movie. He bought tickets for himself and 4 friends. He paid $42.25. The regular price for each ticket was a. $8.45 b. $10.69 c. $10.95 d. $12.50 ____ 19. Solve the following: a. x=6 3 2x x 3.2 5.3 . 4 3 b. x = 8.5 c. x = 17 d. x = 102 4 1 w 4.8 13.2 w. 5 4 w=8 b. w = 8.4 c. w = 16 d. w = 18 ____ 21. Solve the following: 20x 24 14x. a. x = 4 b. x = 6 c. x = 14 d. x = 24 c. m = 10 d. m = 12 c. a = 20.92 d. a = 31.38 ____ 20. Solve a. 5m 5) 5(6 5m)? 6 m=1 b. m = 2 ____ 22. What is 6( a. ____ 23. Solve 4.2(1.75a 3.2) 3.9(1.5a 4.6). a. a = 2.51 b. a = 13.35 ____ 24. Julie puts 62 blue buttons in a bag. This number is 12 more than half the number of red buttons. The number of yellow buttons is one quarter the number of red buttons. How many yellow buttons are there in the tin? a. 15 b. 25 c. 50 d. 100 ____ 25. Pat buys 3 cans of pop per week. This is 2 more than one fifth the number of cans of juice Pat buys per week. The number of cans of juice Pat buys per week is: a. 2 b. 5 c. 8 d. 15 2 Name: ________________________ ID: A Short Answer 26. A bag of marbles contains 36 red marbles. There are one quarter as many purple marbles as there are red ones. There are 3 times as many green marbles as there are purple ones. Determine the number of green marbles in the bag. 27. At a school dance, the student council sold cans of pop and bags of chips. The price of a can of pop is one and a half times the price of a bag of chips. The pop sells for $0.90 and they sold $288.00 worth of pop. The number of bags of chips sold is three quarters of the number of cans of pop sold. What was the income from the chips? 28. Frank used the following calculations to solve 3(2g + 2.5) = 15.9. Is he correct? If not, explain his error. 3(2g 2.5) 15.9 6g 7.5 15.9 6g 23.4 g 3.9 3 Name: ________________________ ID: A 29. Solve and show your work. 4(4.1c 0.875) 6(1.8c 1.75) Problem 30. Shandra ran 1500 m. If each of her paces was 1.6 m long, in how many paces did Shandra complete her run? Show your answer to the nearest whole pace. 31. Susan charges a flat rate of $20 per night of babysitting. She also charges an extra fee of $3 per hour for every hour she works past 8 p.m. If Susan received $32 for a night of babysitting, how late did she work? 4 ID: A Chpater 8 Review Answer Section MULTIPLE CHOICE 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 17. 18. 19. 20. 21. 22. 23. 24. 25. ANS: ANS: ANS: ANS: ANS: ANS: ANS: ANS: ANS: ANS: ANS: ANS: ANS: ANS: ANS: ANS: ANS: ANS: ANS: ANS: ANS: ANS: ANS: ANS: ANS: D B A A A B B C A C B B D A A A B C A A A B C B B PTS: PTS: PTS: PTS: PTS: PTS: PTS: PTS: PTS: PTS: PTS: PTS: PTS: PTS: PTS: PTS: PTS: PTS: PTS: PTS: PTS: PTS: PTS: PTS: PTS: 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ID: A SHORT ANSWER 26. ANS: Example: r g 3 4 36 g 3 4 g 3(9) g 27 There are 27 green marbles in the bag PTS: 1 27. ANS: Example: Pop sold 288.00 0.90 320 cans Bags of chips sold 3 320 4 240 Value of chips sold 240 0.60 $144.00 The student council sold $144.00 worth of chips. PTS: 1 28. ANS: Frank is not correct. Between the second and third lines, he added 7.5 to both sides of the equation. He should have subtracted 7.5 from both sides. PTS: 1 29. ANS: 4(4.1c 0.875) 6(1.8c 1.75) 16.4c 3.5 10.8c 10.5 16.4c 10.8c 10.5 3.5 5.6c 14.0 c 2.5 PTS: 1 2 ID: A PROBLEM 30. ANS: Let p represent the number of paces in Shandra’s run. 1500 p 1.6 p 937.5 Shandra completed her run in 938 paces. PTS: 1 31. ANS: Let h represent the number of hours past 8 p.m. that Susan worked. 32 20 3h 32 20 3h 12 3h 4h 4 hours past 8 p.m. is 12 a.m. Susan worked until midnight. PTS: 1 3