11= s/4 + 9
Can you help me?

Anyone? 15m is what percent of 60m; 3m; 30m; 1.5 km?

What is the area of a triangle with vertices at (-3 3) (-3,2) and (1,2)?

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.