Show your work in Excel!

1. We have a product that we are at $0.50 Retail with a negative 100% Gross Margin. What is our cost?

2. Your vendor/supplier calls and says they need to go up 10% on your cost. You currently have a 20% Gross Margin. If you don't change your retail, what will your new gross margin % be?

3. We have sold 82,384 Purell Wipe 20 ct. packages since doing the 2 for $4 promotion. We have had an average retail of $2.2461955. Retail is: $2.49 for a single (full retail) or 2 for $4. How many units have we sold as a single (full retail)? How many units have we sold as a 2 for $4?