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11 April, 10:30

Josh will take 10 tests in 5 weeks at school. How many tests will he have taken after 7 weeks?

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Answers (2)
  1. 11 April, 10:34
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    Let x be the number of tests taken after 7 weeks. After 5 weeks he'll take = 10 tests. Therefore after 7 weeks he'll take = x tests. Using proportion you'll get, x = 10x7/5 = 14
  2. 11 April, 10:35
    0
    Set up a proportion.

    10/5=x/7

    5x = 70

    x = 14
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