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20 January, 12:46

Charmaine can knit 15 rows in 22 minutes. How many can she knit in 90 minutes?

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Answers (2)
  1. 20 January, 13:24
    0
    If rounded 61 rows if not rounded 61.36 repeating
  2. 20 January, 14:35
    0
    22 minutes = 15 rows

    1 minute = 15 : 22

    90 minutes = (15 : 22) * 90

    = 61.36 (recurring)

    ≈ 61 (whole number)
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