For Exercises 1-3, find sin A, COS A, and tan A. HELP PLS!! I have no idea what I’m doing bc my teacher sucks

If 25% of y is 30, what is 60% of y?

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.

X+y=-4 x-y=2 use elimination with adding and subtraction