take the amount of the sales tax and divide it by the percent of the tax... i was on that same question on my hw
The tax on a $12.40 purchase at 7.5% is 93 cents.
6%
The total tax is $38.89
The tax rate was about 7.5%
The total tax is $1.14 and the total price with tax is $24.90
The total tax is $110.00
The total tax is $0.11 and the total price with tax is $1.41
it is
$7.20
The sales tax is $48.65
The total tax is $1.40