One-third of the students in a class are under the age of 20. If there are 9 students in the class that are under the age of 20, how many total students must be in class?

A way of computing the possible number of outcomes in an experiment. it is called the ___ principle.

How can we calculate the value of angle

Slope = 5, passing through (5.4)

If angle 2 and angle 3 are supplementary, what is the reason

Evaluate the expression* when n = 28

Remember that you can multiply by the reciprocal of the divisor when you divide by a fraction. find each quotient. simplify if possible 1. 1/3:2 2. 1/7:7 3. 1/2:8 4. 1/8:2

Draw a area model to solve the following. Find the value of the following expression. 30 * 60

15 nickels are stacked vertically how many inches tall is the stack

Isabelle desperately wants an I-Pod Touch. After researching on-line she discovers the l-Pod she wants is $300. After begging her parents to buy the l-Pod for her, they make a deal with Isabelle.

A bag contains 1 red, 2 yellow, 3 white, and 3 pink jelly beans. If one jelly bean is drawn find p (yellow)