Two person A and B together can do a piece of work in 10days , person B and C together can do it in 30 days , person C and A together can do it in 3days. How long will they take to finish the working altogether ?
Answers
Answered by
0
Answer:
7/15 days
Step-by-step explanation:
Piece of work done in one day :-
A and B = 1/10
B and C = 1/30
C and A = 1/3
Adding the above figures,
= 1/10 + 1/30 + 1/3 days
= 14/30 days
= 7/15 days (Ans.)
Similar questions