Which list only shows irrational numbers.

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?

Solve each quadratic equation by factoring and using the zero product property. x^2 + 18x = 9x

When steve woke up. his temperature was 102 degrees f. two hours later it was 3 degrees lower. what was his temperature then?