Abag contains 3 red marbles,5 yellow marbles, and 4 blue marbles. one marble is chosen at random. what is the probability that the chosen marble will be blue? a.1/12 b.1/4 c.1/3 d.3/4

Arandom sample of 150 high school students were asked whether they have a job. the results are shown in the table. have a job do not have a job male 48 35 female 41 26 select a ord or phrase from the drop-down menus to correctly complete the statements describing the association.

Anyone know? will mark brainliest if correct

Last month, a 770 g box of cereal was sold at a grocery store for $3.10. however, this month, the cereal manufacturer launched the same cereal in a 640 g box, which is being sold at $2.50. what is the percent change in the unit price?