PLEASE ANSWER THIS QUESTION. I DON'T KNOW WHAT I'M DOING WRONG!

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?

Order the measurements from the least to the greatest. 2,720 ml , 24.91 l , 0.0268 kl

Ftara spends $219 a month for her car payment and she makes $3,200 a month, what percent of her monthly income is spent on her car payment?