Sarita bought `2/5` metre of ribbon and Lalita `3/4` metre of ribbon. What is the total length of the ribbon they bought?

Explanation

To find the total length of ribbon that Sarita and Lalita bought, we need to add the two fractions representing the lengths of ribbon they purchased.

### Step-by-Step Solution:

1. **Identify the lengths of ribbon**:
- Sarita bought \( \frac{2}{5} \) metre of ribbon.
- Lalita bought \( \frac{3}{4} \) metre of ribbon.

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