Rocky Mountain Chocolate Factory (RMCF) founder and president Frank Crail employs 220 people in 361 outlets in the United States, Canada, United Arab Emirates, Japan, South Korea and Saudi Arabia. If RMCF purchases 20 kilograms of premium dark chocolate at $16.25 per kilo, what is the net price with a 10/5 chain discount? what is the net price?

im so stuck on this question and no idea where to begin