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18. Working for 10 hours a day, a painter completes a job in 15 days. How long would it take him if he works for 6 hours a day? A. 20 days B. 25 days C. 30 days D. 40 days E. 90 days​
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18. Working for 10 hours a day, a painter completes a job in 15 days. How long would it take him if he works for 6 hours a day? A. 20 days B. 25 days C. 30 days D. 40 days E. 90 days​

User Andreas Louv
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1 Answer

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working: inverse proportional to time

10/6 x 15 = 25 days

User Elina
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