A bag contains 6 blue, 10 green, and 8 red marble. A spinner has 4 equal sections labeled 1-4. What is the probability of drawing a blue marble and the spinner landing on 2?

Ahome improvement store rents it’s delivery truck for $19 for the first 75 minutes and $4.75 for each additional 1/4 hour. if a customer rented the truck at 11: 10 am and returned the truck at 1: 40 pm the same day, what would his rental cost be?

In triangle △abc, ∠abc=90°, bh is an altitude. find the missing lengths. ah=4 and hc=1, find bh.

Solve each equation using the quadratic formula. find the exact solutions. 6n^2 + 4n - 11