A number 3 1/3 greater than another. If the sum of the numbers are doubled the numbers is equal to 19 and 1/2.What is the smaller number

Determine whether the set of whole numbers is closed under addition. explain why the set is or is not closed. give an example.

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.

Stefanie is painting her bedroom. she can paint 2 1/3 square feet in 4/5 of an hour. how many square feet can she paint in one hour?