In a certain field, the ratio of pigs to sheep is 83 . If there are 165 pigs and sheep altogether in a field, how many sheep are there?

If y varies directly as x2 and y=6 when x=6, find the constant of variation.

Factor the expression using the gcf. the expression 21m−49n factored using the gcf

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.