A and B can do a piece of work in 2 days. With the help of C they finish the work in 1 days. C alone can do that piece of work in? Choose the correct choice from the following choices
A) 1.5 DAYS  B) 4 DAYS  C) 3 DAYS  D) 1 DAY  E) 2 DAYS
C = 1/1 – 1/2= 1/2 =&gt; 2 days   Answer:2 DAYS
<result>E</result>
A and B can do a piece of work in 2 days. With the help of C they finish the work in 1 days. C alone can do that piece of work in?