Chapter 2 - Solving Equations - 2-9 Percents - Practice and Problem-Solving Exercises - Page 142: 45

121 percent

Step 1) 1.21 x 100 is 121% --- Let x equal the percent. Set up the proportion 1.21 to 1 equals x over 100. Since it costs more to produce a penny than its value, you can conclude that the government loses money by minting pennies.