In a bag there are eight red marbles, twelve blue marbles, and four green marbles. what is the probability that you will draw a green marble?

1/12
1/6
1/4
0

Sera sells t-shirts at the beach. she believes the price of a t-shirt and the number of t-shirts sold are related. she has been experimenting with different prices for the t-shirts. she has collected a data set with five pairs of data; each consists of the price of a t-shirt and the number of shirts sold. the independent variable, which will go on the x-axis, is . the dependent variable, which will go on the y-axis, is the