Probability

A bag contains 5 blue marbles, 4 red marbles, and 3 orange marbles. Mr. Rogers picks one without looking, replaces it and picks another one. What is the probability that he picks two that are not orange? 

You have a bag of 17 marbles.  4 are blue, 6 are green, 2 are red, and the others are yellow (5).  What is the probability of drawing a green marble, putting it aside, and then drawing another green marble?

A six sided die is rolled twice. What is the probability of getting a 6 on the first roll, then a number less than 5 on the second roll? 

Jason has the spinner pictured here and a bag of marbles filled with 2 red marbles, 3 green marbles, and 3 blue marbles. What is the probability that he spins red on the spinner and picks a red marble out of the bag?

(a)  

Lucy has the spinner pictured and spins it twice in a row. What is the probability that she lands on blue first and then on yellow or green?

(a)  

You have a bag of 17 marbles.  Four are blue, 6 are green, 2 are red, and the others are yellow.  What is the probability of drawing a red marble, putting it aside, and then drawing a green marble?

(a)  

When using a 6-sided die, what is the probability or rolling a 3, then not rolling a 3, and then rolling an even number?

You roll a six sided die. What is the probability of rolling an even number three times in a row? 

(a)