Luiza joão tem juntos r$123 se luiz tivesse a mais metade da quantia que tem mais um real teria dobro de joão quanto tem cada um

Ebuka's monthly rent is $750. if ebuka pays the rent late, his landlord charges 4% interest per week that the payment is late. write a function that gives the total cost r(t), in dollars, of ebuka's rent if he pays it t weeks late.