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12 October, 08:17

Mario earns 10$ per hour working at a restaurant. On Friday, he spent 1 3/4 hours cleaning, 3 2/3 hours doing paper work, and 2 5/6 hours serving costumers. How much did Doug earn on friday?

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  1. 12 October, 09:31
    0
    Its

    1 * (3/4) + 3 * (2/3) + 2 * (5/6) = 3/4+2/1+5/3 = (9+24+20) / 12 = 53/12 h.

    He earns (53/12) * 10 $ = (530/12) $ which is 44.16 $.
  2. 12 October, 10:36
    0
    He earns 10 $ per hours

    so u just need to find how many hours did he worked.

    1 3/4+3 2/3+2 5/6

    71/12 hrs

    now multiply it by 10

    59.166$
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