Mathematics, 28.01.2020 02:31, baileyrw
An environmental organization releases a study reporting that the cities with the worst traffic jams have the worst air pollution.
which statement describes the best conclusion to draw from the study?
a. there may be a link between traffic jams and a city's air quality.
b. cities with good air quality do not have traffic jams.
c. avoiding traffic jams can improve air quality.
d. being stuck in traffic causes air pollution.
Answers: 2
Mathematics, 21.06.2019 14:10, emmaccanttlon
Plzzz plzz maths ! quadratic sequences =an^2+bn 1) 1,6,15,28,45 2)5,18,39,68,105 3) 1,8,21,40,65 4) 7,24,51,88,135 5) -1,2,9,20,35
Answers: 3
Mathematics, 21.06.2019 20:50, kidpryo1
There are three bags: a (contains 2 white and 4 red balls), b (8 white, 4 red) and c (1 white 3 red). you select one ball at random from each bag, observe that exactly two are white, but forget which ball came from which bag. what is the probability that you selected a white ball from bag a?
Answers: 1
Mathematics, 21.06.2019 21:30, allisonboggs85
Two airplanes start at the same place and travel in opposite directions, one at 395 miles per hour and the other at 422 miles per hour. how many hours will it take for the planes to be 2451 miles apart?
Answers: 1
Mathematics, 21.06.2019 23:00, Baby010391
Which radical expression is a rational number? a. β 360 b. β 644 c. β 225 d. β 122
Answers: 1
An environmental organization releases a study reporting that the cities with the worst traffic jams...
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