HELP Me OUT PLZz

Asurvey of 45 teens found that they spent an average of 25.6 hours per week in front of a screen (television, computer, tablet, phone, based on the survey’s sample mean, which value could be the population mean? 2.3 hours 27.4 hours 75.3 hours 41.5 hours

3x + 4y = 5 x- 3y = -7 solve by substitution

Find the distance from the theater to the library. leave your answer in simplest radical form if necessary. 12 √12 74 √74