Addison has a bag of 25 colored pens. there are9 blue, 5 red, 7 black, and 4 green. addison will pick a pen from the bag, without looking, record the color and put it back in the bag. if addisondoes this 200 times, about how many times can she expect to pick a blue pen? show all work

a. 9
b. 25
c. 72
d. 180

The means and mean absolute deviations of the individual times of members on two 4x400-meter relay track teams are shown in the table below. means and mean absolute deviations of individual times of members of 4x400-meter relay track teams team a team b mean 59.32 s 59.1 s mean absolute deviation 1.5 s 245 what percent of team b's mean absolute deviation is the difference in the means? 9% 15% 25% 65%

What is the ratio of the length of an object in yards to the length of the same object in miles?

Secant be and cf intersect at point d inside a what is the measure of cde