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15 August, 22:37

Chris has 28 t-shirts. One-fourth of the t-shirts are red, three-sevenths of the t-shirts are blue; the remainder of the t-shirts are gray. How many gray t-shirts does he own?

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  1. 16 August, 01:18
    0
    He own 9 gray t-shirts

    Step-by-step explanation:

    Red: 28 * 1/4

    Blue: 28 * 3/7

    Gray: x

    28 (1/4) + 28 (3/7) + x = 28

    7 + 12 + x = 28

    x = 28 - 7 - 12

    x = 9
  2. 16 August, 02:35
    0
    Answer: try to work it out
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