The cost of `7 2/3` metres of rope is rs `12 3/4dot` Find the cost of rope per metre.

Explanation

To find the cost of rope per metre, we will follow these steps:

### Step 1: Convert Mixed Numbers to Improper Fractions
First, we need to convert the mixed numbers into improper fractions.

- For `7 2/3`:
\[
7 \frac{2}{3} = \frac{3 \times 7 + 2}{3} = \frac{21 + 2}{3} = \frac{23}{3}
...