a does half work then b and c does half work compared to a and b together. if c can do the work in 12 days then all of them together will do the work?
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Answer:
21
Step-by-step explanation:
a= half of b
a and in together= 12
b= 12/2= 6
a = half of b
b= 6 then, a = 6/2= 3
so, then all of them together will do the work in=
a=3, b= 6 and c=12
3+6+12
= 21 days amswer
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