Question

Amit can do a work in 12 days and Sagar in 15 days. If they work on it together for 4 days, then the fraction of the work that is left is:

• A. $\,\,3\\\20$
• B. $3\\\5$
• C. $2\\\5$
• D. $\,\,2\\\20$

Answer 1

Answer: (C)

$2\\\5$

Answer 2

The correct option is (C): $2\\\5$