Jon's teacher wants to buy giant cookies for the entire class. If cookies cost $1.95 each, write an equation that shows how much change she will get back from $30 after buying C amount of cookies.

If area of a circle is equal to volume of sphere with equal radii, find the radius.

3 4 6 9 13 18 24 what is the next number

A students cost for last semester at her community college was $2800. She spent $504 of that on books. What percent of last semesters college cost was spent on books

Y is directly proportional to x when x=600 y=10 find a formula for y in terms of x

A bank account pays 5% interest each year. if you start an account with $150, how much interest will you earn in one year?

Sara, Kim, and John own a painting company. To paint a particular home, Sara estimates it would take her 4 days. Kim estimates 5.5 days. John estimates 6 days. How long would it take them to work together to paint the house.

What is m - 1/3 = 2/3. Do you know

There are 5 white balls, 8 red balls, 7 yellow balls and 4 green balls in a container. A ball is chosen at random.

The kitchen is square in shape and has an area of 441 square feet. What is the length, in feet, of one side of the kitchen.

Simplify by dividing (-3/8) divided by 5/9