Find
(a)(i) `1/2 of 2 3/4` (ii) `1/2 of 4 2/9`
`(b) (i) 5/8 of 3 5/6` (ii) `5/8 of 9 2/3`

Explanation

To solve the given problem step by step, we will break it down into parts (a) and (b) as specified in the question.

### Part (a)

#### (i) Find `1/2 of 2 3/4`

1. **Convert the mixed number to an improper fraction:**
- The mixed number \(2 \frac{3}{4}\) can be converted to an improper fraction.
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