Question

Lin's father is paying for a $20 meal. He has 20%-off coupon for the meal, After the discount, a 5% sales tax is applied. How much did he pay?

Answer 1

$16.80

Explanation:

20 % of 20 is 4 and you would take the 4 off for a discount. 5% of 16 is 0.8 and you would add it since it's an additional tax.