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19 January, 21:44

Terry takes 7/8 hour to do one homework assignment. His brother takes 1/3 of the time he takes. How long will his brother take to complete 6 similar assignments

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Answers (2)
  1. 19 January, 21:50
    0
    Less time then Terry?
  2. 19 January, 22:12
    0
    Terry = 7/8 hour = 60 * 7/8 = 420/8 = 52.5mins

    Brother = 1/3 Terry = 1/3*52.5 = 52.5/3 = 17.5

    Brother takes 17.5 minutes for 1 assignment

    6 Assignments ... 6 * 17.5 = 105 minutes

    1 3/4 hours
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