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A Constructor Estimates That 3 People Can Paint Mr. Khans House In 4 Days. If He Uses 4 People Instead Of 3,how Long Will They Take To Complete The Job? |
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Answer» Lets assume day REQUIRED to COMPLETE the JOB = x day Men Day --------------------- 3(u) 4(d) 4 x x/4 = 3/4 Lets assume day required to complete the job = x day Men Day --------------------- 3(u) 4(d) 4 x x/4 = 3/4 => x = 3 days. |
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