Question 19 5 pts

This afternoon, it was -23° in Chicago. By the time the sun set, the temperature decreased
by 15°. At sunset, how cold was it in Chicago?

Any is very appreciated! (picture is provided below)not sure how to do this at all won't lie

Which table shows a proportional relationship between miles traveled and gas used?

Select the margin of error that corresponds to the sample mean that corresponds to each population: a population mean of 25, a standard deviation of 2.5, and margin of error of 5%