Answer: $43.28
Step-by-step explanation: To find the sales tax, first convert 8.25% to a decimal. 8.25% as a decimal is 0.0825.
Now simply multiply 0.0825 x 39.98 which equals about 3.30
So, the total sales tax is $3.30
Now add $3.30 to $39.98 which equals a total cost of $43.28