To calculate the total purchase price of on-sale items with a 6% sales tax, you must ______.
Add the original prices and multiply by 6%.
Add the sales prices and multiply by 6%.
Add the original prices and multiply by 1.06.
Add the sales prices and multiply by 1.06.
Add the original prices and multiply by 6%.
Add the sales prices and multiply by 6%.
Add the original prices and multiply by 1.06.
Add the sales prices and multiply by 1.06.