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?	Answers:	A) 27	B) 29	C) 24	D) 28	E) 12
2c = 1/4 + 1/6 – 1/3 = 1/12   c = 1/24 =&gt; 24 days   Answer: 24
<result>C</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?