The cycle of a traffic light at an intersection of two streets is 35 seconds green, 7 seconds yellow, and 18 seconds red. If you reach the intersection at a random time, what is the
probability that the light is red?

School has 204 sixth grade students. if the sixth grade is 30% of the total school, how many students are in the middle school?

1) what is the measure of the exterior angle, ∠uvw ? 2) in triangle man, what is the measure of the exterior angle at n (in degrees)?

If you have a set of parallel lines a and b cut by transversal x, if angle 1 = 167 degrees, what is angle 4 and why. also what is the measure of angle 5 and why? you need to use the names of the angle relationship and explain.