A and b together can do a work in 12 days,b and c can do the same work in 8 days.then a,b,c together can
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a+ b = 12 (2)
b +c = 8 (3)
total work= 24
efficiency of a : b: c = 1:1 2
ABC together complete in = total work/ efficiency = 24/4 = 6 days
b +c = 8 (3)
total work= 24
efficiency of a : b: c = 1:1 2
ABC together complete in = total work/ efficiency = 24/4 = 6 days
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