Determine the dependent variable in the statement: The harder Sam throws the baseball, the faster the baseball travels

1.How hard Sam throws the ball

2.Speed of the baseball

With these: 18/36 = 1/? missing number change 1 5/8 to improper fraction. change 19/5 to a mixed number.

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

Which point-slope form equation represents a line that passes through (3,-2) with a slope of -4/5