A and B can do a piece of work in 3 days, B and C in 4 days, C and A in 6 days. How long will C take to do it?  Options:
A) 24  B) 18  C) 20  D) 30  E) 15
2c = Â¼ + 1/6 â€“ 1/3 = 1/12   c = 1/24 =&gt; 24 days   24NSWER 24
<result>A</result>
A and B can do a piece of work in 3 days, B and C in 4 days, C and A in 6 days. How long will C take to do it?