Question 12
Rocky bought an equal number of apples and mangoes for $\$57.60$. Each mango cost $\$1.80$. Each apple cost $\$1.20$ less than a mango. How much money did he spend on the mangoes?
**Editorial note for this self-study exercise:** Enter the amount in dollars without a currency symbol or unit. Use a decimal point (.) if entering a decimal.
**Editorial note for this self-study exercise:** Enter the amount in dollars without a currency symbol or unit. Use a decimal point (.) if entering a decimal.