You purchase two bottles of sunscreen and a hat the hat cost $6.50 you pay 6% sales tax you pay a total of 16.43 how much does one bottle of sunscreen cost

First let us calculate the total cost before tax:

1.06 * cost = 16.43

cost = 15.5

Therefore the cost of sunscreen is:

2 * Sunscreen + 6.50 = 15.5

2 * Sunscreen = 9

Sunscreen = $4.50

Hence each bottle of sunscreen cost $4.50