Question

Joe buys a sub sandwich that is 8 1/2 feet long. The cost per foot of sandwich is $4.20, including tax.

What is the total cost, in dollars, of the sub sandwich.

Answer 1

$35.70
Take the sandwich (8 1/2) make it 8.50 so you can multiply.
Take 8.50 multiplied by 4.20

Answer 2

35.7$

Explanation:

4.20(x)

4.20(8.5)

35.7$