Jon has to pay $7.50 admission for the skating ring and $1.50 per hour to rent rollerblades. write an equation for the cost (y) based on the number of hours.(x)

Sara sells beaded necklaces she makes a profit of 4 dollars pn every neclace she sells which table represents the profit sara makes

Which of the following tables represents exponential functions?

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?