Rachel has a $25 balance on an Apple gift card that can be used to purchase apps. Each app download costs $3. Rachel wants to maintain a $10 balance to pay for the next few months of Apple Music. How many apps can Rachel purchase?
If Rachel wants to maintain a $10 balance, then all she could buy is $15 worth of apps because $25-$10=$15. Therefore, if every app is $3 then 15/3 would provide you your answer of 5 apps.
