AP CSA FRQ Guide
2014 FRQ 4: Trio
Write a Trio menu item whose name combines three items and whose price charges for the two highest-priced items.
Class Writing with Menu Items22 minute targetclassesinterfaceobjectsMath
Skills Tested
What this FRQ is really practicing
classesinterfaceobjectsMath
Treat these skills as the study checklist. If any tag feels shaky, review that topic before attempting the full written response.
Starter Approach
How to begin without copying a solution
- 1Store the three menu item objects passed to the constructor.
- 2Combine names with the required separators and suffix.
- 3Compute price as total minus the lowest item price.
Write a first attempt before revealing any solution outline. Most AP CSA FRQ progress comes from tracing your own code and finding the missing case.
Common Mistakes
Mistakes to watch for while writing
Making the lowest-priced item the only charged item instead of the free item.
Hard-coding sample item names.
Forgetting the exact name suffix.
Self Check
Review questions before you submit
Declares Trio as a MenuItem.
The archive prompt uses a MenuItem interface.
Stores references to all three items.
The name and price methods need access to the constructor parameters.
Combines all three item names.
Call getName on each item.
Charges for the two highest-priced items.
Sum all prices and subtract the minimum.
Practice Links