Solve for c:

c + (-20) = -12

Which is the equation of a line perpendicular to the line with the equation 3x+4y=8

What is the upper quartile in the box plot?

The mean finish time was 185.52 with a standard deviation of 0.327 minute. the winning car driven by chris finished in 185.13. the previous year race had a mean finish time of 110.3 with a standard deviation of 0.106. the winning car that year driven by karen finished in 110.13 minutes. find their respective z-scores. chris - z-score karen “- z-score