A,b can finish the work in 5 days b,c finish the work in 7 days and a,c finish the work in 6 days how much time will b take to finish the work alone
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A, B together can do in one day is1/5
B.C... 1/7
C.A.... 1/6
A.B.C together can do the work 1/2(1/5+1/7+1/6)
=1/2(107/210)=107/420
B can do the work in one day is
107/420-1/6=37/420
B can do the work in 420/37 days
B.C... 1/7
C.A.... 1/6
A.B.C together can do the work 1/2(1/5+1/7+1/6)
=1/2(107/210)=107/420
B can do the work in one day is
107/420-1/6=37/420
B can do the work in 420/37 days
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