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12 June, 02:01

The area, A square feet, of the wall Ivan is painting is directly proportional to the time he spends painting the wall, T hours. It takes Ivan 4 hours to paint 113.6 feet of the wall. How long will he take to paint 227.2 square feet of the wall?

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  1. 12 June, 02:21
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    Answer: 4 hours

    Step-by-step explanation: Square feet of the wall F²∆ T

    F² = KT

    113.6² = K4

    K = 12,904.96

    Time to paint 227.2 is;

    F² = KT

    227.2² = 12,904.96x T

    T = 51,619.84/12,904.96

    T = 4 hours
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