Mrs. Clothier is going to put tile around a rectangular swimming pool. One side of the pool is 60 feet long and the other side is 10 feet shorter. What is the perimeter of the swimming pool? Explain how you got your answer.

Solve this system of equations. 12x − 18y = 27 4x − 6y = 10

Ametal rod is 2/5 meters long. it will be cut into pieces that are each 1/30 meters long. how many pieces will be made from the rod?

Match the vocabulary to the proper definition. in probability, two events in which 1. conditional probability the outcome of one event is independent of the outcome of a second event. 2. dependent events in probability, two events in which the outcome of one event is dependent on the outcome of a second event. the probability of an event in which the outcome of the event is conditional on the outcome of one or more different events. 3. independent events