Question

Question 1

You find a sales receipt from a store that shows the total price as $40, and the total amount paid including sales tax as $42.

a. Write an equation you can use to find the sales tax rate r.

An equation is 42=
.


Question 2
b. Can you use r to find the percent for the sales tax? Explain.


; You
multiply r by
to get the percent for the sales tax.

Answer 1

net amount $40 my tax is 5.0% is $2 my gross amount is $42 including tax so the r would be the 5% which equals $2