Myra saved $15 a month for 18 months. she bought a book for $46.50 and a tennis racquet for $129.95. how much does she have left? $93.55 $140.05 $186.55

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.