The owner of a sushi restaurant looked over some recent orders. He noted how many yellowtail, salmon, tuna, and crab rolls had been ordered. Not spicy Spicy Yellowtail 8 5 Salmon 4 15 Tuna 10 4 Crab 5 13 What is the probability that a randomly selected sushi roll contains salmon or yellowtail? Simplify any fractions.

Suppose you have created a new playlist made up of 6 songs (2 rock, 2 hip-hop, and 2 trance). Find the probability that if the iPod is on shuffle, the first song played will be hip-hop and the second played will be trance. Your answer should be in fraction form.

At bedtime, you read three books to your kids, Walker, Michael, and Luke. Together, they have 32 books. If you decide to randomly choose three books, what is the probability that the three you choose will consist of each of their favorite books? Assume they have different favorites. Express your answer as a fraction in lowest terms or a decimal rounded to the nearest millionth.

A bag contains ten tiles labeled  B ,  C ,  D ,  E ,  F ,  G ,  H ,  I ,  J , and  K . One tile will be randomly picked.What is the probability of picking a vowel? Write your answer as a fraction.

On a camping trip, Helen kept a log of the types of snakes she saw. She noted their colors and approximate lengths. 1 foot long 2 feet long Red 1 Bright orange Bright green 2 What is the probability that a randomly selected snake is bright green or bright orange? Simplify any fractions.