A car is traveling at 65 miles per hour. What happens to the number of miles when the number of hours changes? When the number of hours increases, the number of miles decreases. When the number of hours increases, the number of miles increases. When the number of hours decreases, the number of miles increases. When the number of hours decreases, the number of miles stays the same.

There are two major tests of readiness for college: the act and the sat. act scores are reported on a scale from 1 to 36. the distribution of act scores in recent years has been roughly normal with mean µ = 20.9 and standard deviation s = 4.8. sat scores are reported on a scale from 400 to 1600. sat scores have been roughly normal with mean µ = 1026 and standard deviation s = 209. reports on a student's act or sat usually give the percentile as well as the actual score. the percentile is just the cumulative proportion stated as a percent: the percent of all scores that were lower than this one. tanya scores 1260 on the sat. what is her percentile (± 1)?