The maximum length of a walrus is twice the maximum length of a lion which is 0.4 m longer than the maximum length of a giant panda find the maximum length of a walrus

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.