Practice Quiz

IB Mathematics SL Prep - Question List

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66. Betty invested $10,000 at the beginning of the year. At the end of the year, her investment was worth $12,000. Ronnie also invested in the same fund. At the beginning of the year, he invested $15,000. How much will his investment be worth at the end of the year?
  1. $18,000
  2. $20,000
  3. $21,000
  4. $19,500
  5. $16,200
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67. What is the mode for the following set of numbers? 27, 29, 26, 25, 24, 22, 26, 21, 23, 28
  1. 25.5
  2. 26
  3. 25.1
  4. 22
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68. What is 2/9?
  1. .17
  2. .19
  3. .1818
  4. .2222
  5. .235
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69. Dottie’s Chocolates produces boxes of 25 chocolate drops for selling. How many chocolate drops would Dottie need to make to fill 60 boxes?
  1. 1,575
  2. 1,225
  3. 1,400
  4. 1,500
  5. 1,525
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70. Using data to predict what might occur in the future, beyond what the data set has explicitly demonstrated, is called:
  1. Variable anticipation
  2. The futures market
  3. Predicate analysis
  4. Extrapolation
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