Ireally need soon! simplify this expression: 2 1/4x+(4 1/3x-7 4/5) divided by 2 3/5

Find the number of positive three-digit even integers whose digits are among 9, 8, 7,5, 3, and 1.

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)?

The evening newspaper is delivered at a random time between 5: 30 and 6: 30 pm. dinner is at a random time between 6: 00 and 7: 00 pm. each spinner is spun 30 times and the newspaper arrived 19 times before dinner. determine the experimental probability of the newspaper arriving before dinner.