A, B and C started a job which they can complete in 2 days . B can do the job in 5 days and C can do it in 4 days. After working for 1 day, both B and C left. How long would it take A to complete the rest of the job?

Question

A, B and  C started a job which they can complete in 2 days . B can do the job in 5 days and C can do it in 4 days. After working for 1 day, both B and C left. How long would it take A to complete the rest of the job?

Satt Academy · Accepted Answer

A, B C একটি কাজ একত্রে 2 দিনে শেষ করতে পারে। B কাজটি 5 দিনে ও C কাজটি 4 দিনে শেষ করা পারে। তারা একসাথে 1 দিনে কাজ করার পর B ও C চলে গেল। বাকি কাজ A কয় দিনে করল? A, B & C takes 2 days to complete= 1 work A. B & C takes 1 days to complete =

12 part of workThe rest = 1-12= 12  part of workOnly B takes 5 days to complete 1 work Only B takes 1 day to complete 15  part of workOnly C takes 4 days to complete 1 workOnly C takes 1 day to complete 14  part of workJointly (B+C) can do in I day= 15+14=920 part of workSo, A can do in 1 day = 12-920=120 part of workA can do 120 work in 1 dayA can do 1 work in 20 day  A can do 12 work in 202= 10 days

A, B and C started a job which they can complete in 2 days . B can do the job in 5 days and C can do it in 4 days. After working for 1 day, both B and C left. How long would it take A to complete the rest of the job? (Unitary method)

Question: A, B and C started a job which they can complete in 2 days . B can do the job in 5 days and C can do it in 4 days. After working for 1 day, both B and C left. How long would it take A to complete the rest of the job? (Unitary method)

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