Acollege advertises that it’s student to faculty ratio is 20 to 1. if 180 students register for introductory spanish, how many sections of the course would you expect to see offered?

The angle of a triangle are given as 6x,(x-3), and (3x+7). find x then find the measures of the angles

Which expression will have the same sum as 3_8 + 1/4?

Aroulette wheel has 38 slots in which the ball can land. two of the slots are green, 18 are red, and 18 are black. the ball is equally likely to land in any slot. the roulette wheel is going to be spun twice, and the outcomes of the two spins are independent.the probability that it lands one time on red and another time on black in any order is(a) 0.5 (b) 0.25 (c) 0.4488 (d) 0.2244