Math MCQ: A, B, and C can do a work in 15, 20, and 30 days respectively. If A works alone for 3 days and B and C finish remaining together, how many days will they take?

A, B, and C can do a work in 15, 20, and 30 days respectively. If A works alone for 3 days and B and C finish remaining together, how many days will they take?

Correct Answer: 4 days

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WhatsApp+91 99922 70404Math MCQ: A, B, and C can do a work in 15, 20, and 30 days respectively. If A works alone for 3 days and B and C finish remaining together, how many days will they take? | Extra Education