Answer:
Here's some websites I found:
Guatemala- https://www.oanda.com/currency/iso-currency-codes/GTQ
Peru- http://www.machupicchu.org/peru_currency.htm
Costa Rica- https://costaricamonkeytours.com/costarica-travelguide/currency/
Explanation:
Cokroach = cucaracha (Mexico and Spain at least).
Hope it helped,
BioTeacher101
D) Las maletas is the answer