Raj and Evan have started a soap company. They are excited to launch their newest flavour: peppermint and rosemary. The raw materials per bar cost $1.20 for the peppermint oil, $0.25 for the rosemary oil and $3.25 for all the other ingredients. If they want to sell each bar of soap for $12.50, what range does their margin percent fall into, rounded to the nearest decimal? a. 60%70% b. 40%50% c. 75%80% d. 25%35%