You purchased $132.49 worth of wheels and bearings for your skateboards. the ship charges $15 per skateboard to install them the total cost is 192.49 how many skateboards cans you repair?

Abank gives 6.5% interest per year. what is the growth factor b in this situation?

Li buys supplies so he can make and sell key chains. he begins to make a profit only after he sells 4 key chains. what point on the graph makes the most sense in this situation?

The number if marbles of different colors stored in a hat is listed below: 4 red marbles 10 green marbles 7 blue marbles. without looking in the hat, dan takes out a marble at random. he replaces the marble and then takes out another marble from the hat. what is the probability that dan takes out a blue marble in both draws?