Data from 200 middle school and high school students were collected. students were asked whether or not they had visited at least one national park. is there an association between being a highschool student and visiting a national park? explain

What aspects of lines have to be diffrent

Solve 2x+y=3 x+y=5 in substitution method

Three friends went on a road trip from phoenix, az, to san diego, ca. mark drove 50 percent of the distance. jason drove 1/8 of the distance. andy drove the remainder of the distance. 1. andy thinks he drove 1/4 of the distance from phoenix, az, to san diego, ca. is andy correct? 2. the distance from phoenix, az, to san diego, ca, is 360 miles. how many miles did each person drive? 3. solve the problem. what is the answer in total?