Question

Shelby bought a painting for d dollars. She was charged a 7% sales tax for the painting. Which expression correctly shows the total price that Shelby paid for the painting?

Answer 1

d+d×7/100
=d+7d/100
= 100d+7d/100
=107d/100

Answer 2

Given:

Shelby bought a painting for $d.

The sales tax was 7%.

To Find:

An expression for the total price she paid.

Solution

Find the sales tax:

Sales Tax= 7% of $d

Sales Tax = 0.07 x d

Sales Tax = 0.07d

Find the total price:

Total price = Selling Price + Sales Tax

Total price = d + 0.07d

Total price = 1.07d

Answer: She paid 1.07d for the painting.