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IBPS PO

A can do a piece of work in 12 days. B can do a piece of work in 8 days. C takes 5/4 th time of which A and B together take. A Worked for 3 hours. B worked 2 Hours. Then C can complete the remaining work in how many days?

B. 3 Days

Solution:

A and B together work =1/ (1/12 +1/8) = 96/20

C = 5/4*96/20 =6 days

3/12 + 2/8+ x/6 = 1

X =3 days

B. 3 Days

Solution:

A and B together work =1/ (1/12 +1/8) = 96/20

C = 5/4*96/20 =6 days

3/12 + 2/8+ x/6 = 1

X =3 days

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