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Midterm Review Part 2

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Answer the following questions. Take your time and double check your answers!!!

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26. Which of these fractions is closer to 3 on the number line? a. 5/2b. 9/4c. 7/2d. 1/3 27. Express 0.000567 in scientific notation. 28. Insert a fraction between the given fractions. 2/4 and 3/5

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29. 45% of the students in the eighth grade at Ramsey Junior High are in sports. What fraction is that? a. 45/10 b. 5/9 c. 9/20 d. 45/1000 30. Write the following as a decimal: 6.2% b. 8% 31. Which of the following is equivalent to 3/5? a. 6%b. 60%c. 60 d. 6

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32. The Wiz advertises a CD player that regularly sells for $65 at a 15% discount. Best Buy advertises the same model CD player at 20% off its regular $75 price. Which is the better offer and how much is saved by taking it? 33. 115% of 52

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34. Sue and John had dinners that cost $12.05 and $13.5. They decided to leave a 20% Tip. Find, to the nearest penny, the amount of the tip. a.$20.44 b. $30.54 c. $ 30.66d. $5.11 35. Alex and Dan went to lunch and decided to leave a 15% tip. If Alex's meal was $6.65 and Dan's meal was $9.65 What was the amount of the tip? What was the total cost of their lunch?

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36. Ann deposits $6530 in a savings account that pays 5% interest a year. How much will the principal of $6530 accumulate to at the end of three years? Use calculator to compute your answer. 37. $11,500 is invested at 6.25% compounded annually for 7 years. How much money will the investment yield after 7 years? Round to the nearest penny.

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38. Find the square root of 88 to the nearest two decimal places. 39. Name the number that describes the situation: –1–15 degrees below zero –1–120 feet above sea level –A–A loss of 4 yards

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40. -9 + 4 + (-3) 41. 12 – (-3) + (-2) – 5 42. 60 ÷ -5 43. On Tuesday afternoon the temperature was -2 degrees. That night it dropped 10 degrees, and the next morning it rose 25 degrees. What was the temperature on Wednesday morning?

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Solve the equation: 44. y + 5 = -12 45. 20 = y – 3 46. 3y – 2= 10 47. -14 = 4 - 3p 48. -4 (y - 2) = y

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49. To solve 8 = y + 5: –w–what operation must be undone? –W–What must you do to each side of the equation?

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50. What expression does each diagram represent? a. 3X2 + 2X + 3 b. 2X2 + 3X + 2 c. X2 + 5 d. 3X2 + 3X + 2 1 X X2X2 1

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