Famously, the BART's last run of the night is before the bars in San Francisco stop serving. Before that, trains run through the station every 15 minutes -- e. g. 11:00, 11:15, 11:30, 11:45. Suppose that you leave the bar between 11:00 and 11:20, and your arrival at the BART station is uniform on the times from 11:10 - 11:30. What is the expected value of your wait time at the train?

The numbers on a football field indicate 10 yard increments. you walk around the perimeter of a football field between the pylons. you walk a distance of 30623 yards. find the area and perimeter of the indicated regions. write your answers as mixed numbers, if necessary. a. one end zone: perimeter: yd area: yd2 b. the playing field (not including end zones): perimeter: yd area: yd2 c. the playing field (including end zones): perimeter: yd area: yd2

I’m still confused on how to work the percentages

Given: p: 2x = 16 q: 3x – 4= 20 which is the converse of p - q? if 2x + 16, then 3x - 4 20. if 3x –4 +20, then 2x # 16. lf 2x = 16, then 3x - 4 = 20. lf 3x – 4= 20, then 2x = 16. o o