Question

If the customer originally total was 13.30 but got 10% off and paid a 15% gratuity and 4.5% sales tax what is its new total

Answer 1

$14.38

Explanation:

1. first, to get an extra 15% on 13.30, multiply it by 1.15, getting 15.295.

2. then apply the 4.5 per cent on that, getting 15.983275

3. taking ten per cent off gets you 14.3849475

4. since this is money, it rounds out to $14.38.