A regular 6-sided die is to be rolled once. What is the probability that a number less than 3 is rolled?

A spinner has 8 equal regions. Each region is marked with one of the following numbers: 10, 20, 30, 40, 50, 60, 70, 80. What is the probability of an even number being spun on the first roll?

A coin is tossed and then a regular 6-sided die is rolled. What is the probability of the resulting outcome being

(tails, even)?

One card is randomly picked from a regular deck of cards. What is the theoretical probability that the card picked is a jack?

There are 3 red marbles, 4 blue marbles, 2 green marbles, and 6 clear marbles in a burlap bag. One marble is randomly pulled from the bag. What is the probability the marble was green?

Sarah, Sammie, Victor, Vicki, and Valerie are in math group. Two students are randomly picked to be the co-leaders. What is the probability that the students picked were Sammie and Victor?

Find the probability of each set of independent events.

rolling a six on the first roll of a 1-6 number cube and rolling an odd number on the second roll of the same cube.