Mathematics, 14.03.2020 00:16 aliopqwas
Car A is traveling west at 30 mi/h and car B is traveling north at 50 mi/h. Both are headed for the intersection of the two roads. At what rate are the cars approaching each other when car A is 0.4 mi and car B is 0.3 mi from the intersection?
Answers: 2
Mathematics, 21.06.2019 19:00, mcccreamullinsr
How can you tell when x and y are not directly proportional?
Answers: 1
Mathematics, 21.06.2019 21:00, Gabriel134
Gabriel determined that his total cost would be represented by 2.5x + 2y – 2. his sister states that the expression should be x + x + 0.5x + y + y – 2. who is correct? explain.
Answers: 3
Mathematics, 21.06.2019 21:40, dededese2403
Astudy was interested in determining if eating milk chocolate lowered someone's cholesterol levels. ten people's cholesterol was measured. then, each of these individuals were told to eat 100g of milk chocolate every day and to eat as they normally did. after two weeks, their cholesterol levels were measured again. is there evidence to support that their cholesterol levels went down? how should we write the alternative hypothesis? (mud = the population mean difference= before - after)a. ha: mud = 0b. ha: mud > 0c. ha: mud < 0d. ha: mud does not equal 0
Answers: 1
Car A is traveling west at 30 mi/h and car B is traveling north at 50 mi/h. Both are headed for the...