P can do a piece of work in 18 days and Q can do in 22 days, with the help of C, they finish the work in 6 days. How long will it take R to finish the work?
P can do a piece of work in 18 days and Q can do in 22 days, with the help of C, they finish the work in 6 days. How long will it take R to finish the work?
A).
17days
B). 18days
C). 16 ½ days
D). 17 ½ days
1 answers
Answered by
Guest on
2021-06-29 21:57:18 | Votes
0 |
# 16 ½ days
(P+Q) 1 day work = 1/18 + 1/22 = 7/66
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