Aclock is constructed using a regular polygon with 60 sides. the polygon rotates every minute. how much has the polygon rotated after 7 minutes? 14° 21° 35° 42°

How is the number of vertices for a prism related to the name of the prism

X+ y = 5 ; x - y =3 solve using linear combination

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.