Question

- The price of an item increases from $90 to $100. Find the increase per cent.​

Answer 1

The increase as a percentage was 11.1%.

Explanation:

The increase is $10. The ratio of this increase to the original $90 is

$10

------- = 1/9

$90

Multiplying this by 100%, we get 11.1%.

The increase as a percentage was 11.1%.