Anil can do a piece of work in 5 days and ankur in 4 days. How long will they take to do the same work, if they work together?

Explanation

To solve the problem of how long Anil and Ankur will take to complete the work together, we can follow these steps:

### Step-by-Step Solution:

1. **Determine the work done by Anil in one day:**
Anil can complete the work in 5 days. Therefore, the part of work he can do in one day is:
\[
\text{Work done by Anil in one day} = \frac{1}{5}
...