Find the HCF of the numbers :
40, 30

Explanation

To find the HCF (Highest Common Factor) of the numbers 40 and 30, we can follow these steps:

### Step 1: List the factors of each number.
- **Factors of 30**: The factors of 30 are the numbers that divide 30 without leaving a remainder. These are:
- 1, 2, 3, 5, 6, 10, 15, 30

- **Factors of 40**: The factors of 40 are:
- 1, 2, 4, 5, 8, 10, 20, 40
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