Jenny played four games of golf. For these games her modal score was 76 and her mean score was 75.
Her range of scores was 10.

What were her scores for the four games?

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?

Equation for the calculation double 2 and then add 5

Having a hard time understanding this question (see attachment).