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ACC. Module #2 Unit 2.6 Quiz #1 - Key

ACC. Module #2 Unit 2.6 Quiz #1 - Key

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ACC. Module #2 Unit 2.6 Quiz #1 - Key

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  1. ACCUPLACER Module #2 Unit 6 Quiz 1 - Key 1

  2. Module 2 QUIZ #1 (Review & Unit 6) NAME: _______KEY_________________ GRADE: ________ 1. Which of the following expressions is 5 times as much as the sum of r and s? A. 5 x r + s B. 5 + r + s C. r + s x 5 D. (r + s) x 5 2. What is the solution to the equation? 1 3 2 1 4     ( 1) 5 x x 2 5 1 2 3 2 3 2 1 4     A. 5 x x 2 13 3 2 1 4 x    B. 8 2 5 15 8 17 8   20 6 1 4 15 8 15 4   C. 2 x x  D. 3. What is the number of grams in 500 kilograms? (1 kilogram = 1,000 grams) A. 0.5 B. 5,000 C. 50,000 D. 500,000 x grams = 500 kilograms * 1000 grams = 500,000 grams 1 kilogram 2

  3. 4. In the x-y plane, a line crosses the y-axis at the point (0, 3) and passes through the point (4, 5). Which of the following is an equation of the line? 1 2   A. 3 y x   B. 2 3 y x 1 2   3 y x 1 2   C. 4 y x   D. 2 4 y x    6 ( 9) 8 5. Which of the following fractions is equivalent to ? 3 8  A.   3 8 6 9 8 3 8  B. 15 8  C. 15 8 D. 6. Water runs from a pump at the rate of 1.5 gallons per minute. At this rate, how long would it take to fill a tub with 150-gallon capacity? A. 10 minutes t = 150 gallons gallons ute  B. 100 minutes 100min utes 1.5 min C. 225 minutes D. 2,250 minutes 3

  4. 7. Jacoby followed a recipe that requires 2 cups of water for every 3 cups of flour. If he used 8 cups of flour, how many cups of water did he use? 2 3 water flour x 2 A. 23 8 16 3 1 3 x   B. 5 4 1 C. 53 D. 12 8. Which of the following choices is equivalent to 4(x + 5) + 4x + 8? A. 4(2x+7) 4x +20 + 4x + 8 B. 8(x + 4) 8x + 28 C. 5x + 17 4(2x +7) D. 8x + 13 9. It took Khalid 90 minutes to complete 40 tasks. Which of the following is an equivalent rate? A. 10 tasks in 0.9 minutes 90 / 40 = x / 10 B. 10 tasks in 2.25 minutes x = 900 / 40 =22.5 minutes C. 10 tasks in 9 minutes D. 10 tasks in 22.5 minutes 10. A machine is currently set to a feed rate of 5.921 inches per minute (IPM). The machinist changes this setting to 6.088 IPM. By how much did the machinist increase the feed rate? A. 0.167 IPM 6.088 IPM B. 1.167 IPM - 5.921 IPM C. 1.833 IPM 0.167 IPM D. 1.967 IPM 4

  5. 5 3 11. Which of the following values is equivalent to ? 1 A. 15 1 1 5 1   3 B. 5 125 3 125  C. 15 125  D. 3 2 5 ) ( * x x 12. Which of the following expressions is equivalent to ? 10 A. x   3 2 5 ) 5 5 25 15 B. ( * ( ) x x x x x 25 C. x 30 D. x   13. Rewrite the following expression 6 25 25 y x . 5 6 5 6   A. y x 25( 6     B. 1) 6 25 25 y x y x 25 6 25 6 25 6      C. 25 y x y x 25( 6 25( 6      D. 1) 1) y x y x 5

  6. 14. 0.075, 0.75%, 3 4 Which of the following correctly orders the values above from least to greatest? 0.75%, 0.075, 3 4 0.75%, 3 4 3 4, 0.75%, 0.075 0.075, 0.75%, 3 4 15. What is the value of 28.41 x 17.2? A. 488.48 B. 488.652 C. 488.75 D. 488.658 16. 25% of what number is 50? A. 12.5 is = % of 100 x 100 25 B. 25 C. 100 D. 200  A. .75% 0.0075  B. , 0.075 0.075 0.075 3 4 C. 0.75 D. 28.41 x 17.2 5682 19887 2841 488.652 50 = 25% x = 5000 = 200 6

  7. 3 2 1 4  5 1 ? 17. What is the value of 54 10 13 2 5 4 13 4 * 2 52 10 26 5     A. 5 65 8 B. C. 4 26 5 D. 1 4 16 18. Simplify the following expression:   A. 2 4 416 2*2*2*2 2 B. 4 C. 6 D. 8 19. Evaluate: 0.88 + 0.5 * (-0.3) A. 0.73 0.88 + (0.5 * -0.3) = 0.88 + (-0.15) = 0.73 B. -0.73 C. 1.228 D. -1.228 20. What is the value of 640 + 3.76 + 18.1? A. 85.86 B. 645.57 C. 661.86 D. 1197 640 3.76 18.1 661.86 7

  8. 21. Write an expression for: triple r, then raise the result to the 5th power and then add 34. r  5 A. 3 32     5 5 5 B. (3 ) 34 3 (3 ) (3 ) 34 r r r r r  5 5 5 C. 3 2 r  D. 5 81 34 22. Which of the following fractions is equal to 0.04? 1 4 A. 1 40 4  B. 0.04 100 4 C. 10 4 D. 100 23. What is the value of 3 4  ? 10 100 43 100 A. 43 110 30 100 4 34 100 17 50    B. 100 17 50 C. 7 D. 10 8

  9. 24. Which of the following is equivalent to 18 225 ? A. B. C. D. 0.08 1.11 .08 225 18. 000 12.5 22.5 25. In the following equation, in slope-intercept format - what is the x-intercept?   A. 1 1 5 C. 1  1 5 For extra points: build a truth table for the above equation and plot it. 5 1 y x x-intercept is when y = 0 0 5 1 x   1 5x   1 5 x   B.  D. y 14 12 x y 10 8 0 1 6 1 5 4  0 2 0 x 8 -12 -14 -8 -6 -2 2 4 6 10 12 14 -4 -10 -2 2 11 -4 -6 -1 -4 -8 1 6 -10 -12 -14 9

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