Which of the following is an example of a variable expense?

rent
groceries
wages
car insurance

Dakota earned $7.50 in interest in account a and $18.75 in interest in account b after 15 months. if the simple interest rate is 4% for account a and 5% for account b, which account has the greater principal? explain. to make it a little easier, there is an image. good luck!

The area of the map is the product of the length and width. write and expression for the area as the product of the two binomials do not multiply

Solve the equation for b: a= (1/2)(b)(h)