A and B can do a piece of work in 2 days, B and C in 3 days, C and A in 4 days. How long will C take to do it? Choose the correct choice from the following answers
A) 14 days B) 20 days C) 22 days D) 24 days E) 26 days
2c = 1/3 + 1/4 – 1/2 = 1/12   c = 1/24 =&gt; 24 days   ANSWER:24 days
<result>D</result>
A and B can do a piece of work in 2 days, B and C in 3 days, C and A in 4 days. How long will C take to do it?