64 dollars is the tax, the total cost would be $864.
Use this for percentages.
https://percentagecalculator.net/
Answer:

Step-by-step explanation:
You could either do what I did in the above answer, or you could do this:

It does not matter how you write it, as long as you understand the concept!
I am joyous to assist you anytime.
The result of the product of (0.36) and (0.53) is 0.1908
<h3>How to determine the product</h3>
The product expression is given as:
(0.36) * (0.53)
Rewrite the product as follows:

Expand the product

Expand

Evaluate the sum

See attachment for the area diagram of the product
Read more about products at:
brainly.com/question/10873737
Sorry but u should write ur expression so i can solve it....
(12+8)\ 5 + 15=19... this solution works because 12+8=20.. 20/5=4 and then 4+15=19