A can do a piece of work in 8 days. B can do it in 12 days. With the assistance of C they completed the work in 4 days. Find in how many days can C alone do it?
Answers
A) 87 days B) 20 days C) 16 days D) 24 days E) 36 days
C = 1/4 - 1/8 - 1/12 = 1/24   =&gt; 24 days   Answer:24 days
<result>D</result>
A can do a piece of work in 8 days. B can do it in 12 days. With the assistance of C they completed the work in 4 days. Find in how many days can C alone do it?