W is greater than four inequality

2x + 1 < 5 solve the following inequality. then place the correct number in the box provided.

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?

Last one and the bottom answer choice is y=(x-4)^2+1 you guys!