_:nd0ae75a9f12d474082d6216d9c36eabaxb2
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"&quot;Given:\n\nA can finish a work in 75 days\n\nB can finish the same work in 150\n\nC can finish the same work in 125 days\n\nConcept:\n\nWork = Time × Efficiency\n\nCalculation:\n\n⇒ The efficiency of A = 175\n\n⇒ The efficiency of B = 1150\n\n⇒ The efficiency of C = 1125\n\n⇒ The A and B can complete the work in 30 days = (3075 + 30150) = 30 × (2 + 1)(150) = 30 × (3150) = 35\n\n⇒ The remaining work = 1 - 35 = 25\n\n⇒ The C can complete the remaining work in = (25)(1125) = (2 × 125)5 = 2 × 25 = 50 days\n\n∴ The required result will be 50 days.&quot;"
<https://testbook.com/question-answer/a-b-and-c-can-alone-do-a-task-in-75-150-and-125--610a37fc89cbaa29eac2ea14>