Among the eighth-graders in michael's school, 70% have siblings. the eighth-grade class is 5/6 the size of the seventh-grade class.

if 112 eighth-graders have siblings, how many students are in the seventh grade?

a. 128

b. 134

c. 160

d. 192

There is a spinner with 14 equal areas, numbered 1 through 14. if the spinner is spun one time, what is the probability that the result is a multiple of 2 or a multiple of 5?

Abag contains 3 red marbles, 2 blue marbles, and 2 green marbles. one marble is picked, then another marble. assume that the selections are made with replacement. a) find the probability of picking two red marbles with replacement. b) find the probability of picking a red marble and a blue marble. assume the selections are made without replacement. c) find the probability of picking two red marbles without replacement. d) find the probability of picking a red marble and a blue marble without replacement.

Reagan lives five miles farther from school than vanessa lives. write an expression to describe how far reagan lives from school