What is the image of ( -1, 7 ) after a reflection over the line y=x

The table above shows approximate conversions from gallons to liters. what is the value of x?

In the diagram of circle o, what is the measure of zabc?

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