Translate the following statements & solve for n

1. what are the missing reasons in the proof 2. it's in the second picture and 3

Jacks bank statement shows an account balance of -$25.50. which describes the magnitude, of size, of the debt in dollars

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?