A,B,do a task in 12days,B,C do the same work in 15days,if C,A do the same task together in 20days,how many days A alone do that work??
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0
Answer:
aman for the little one is 25 ✅
Answered by
0
Answer:
In 1 day AB finish 1/12 work
In 1 day BC finish 1/15 work
In 1 day CA finish 1/20
So in 1day ABC can finish (1/12)+(1/15)+(1/20) work
=12/60=1/5 work
So in 1 day A can finish (1/5)-(1/20)=3/20
Ans=20/3
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