1. Find the value of x such that the data has the given mean: 3.8, 4.2, 5.3, x; mean: 4.8

2. Find the value of x such that the data set has the given mean: 100, 121, 105, 113, 108, x; mean 112

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

What is perpendicular to y=-1/2x+11

Solve the following system of equations express your answer as an ordered pair in the format (a,b) with no spaces between the numbers of symbols 5x+2y=22