Give four rational numbers equivalent to: (i) `(-2)/7` (ii) `5/(-3)` (iii) `4/9`

Explanation

To find four rational numbers equivalent to the given rational numbers, we can multiply and divide each number by the same non-zero integer. Let's solve each part step by step.

### (i) Equivalent Rational Numbers for `(-2)/7`

1. **Start with the original number**:
\[ \frac{-2}{7} \]
...