Question

A bag contains 3 red marbles, 5 yellow marbles, and 4 blue marbles. One marble is chosen at random. What is the probability that the chosen marble will be blue?

A. 1/12

B. 1/4

C. 1/3

D. 3/4

Answer 1

Ok.. So.. total how many marbles there are in total.

Answer 2

12

Answer 3

Ok so now we know it's 4/12.
Wait though.. 4/12 isn't on the answer choices, so.. What do we need to do to get an answer from the answer choice?

Answer 4

Ohh...simplify..am I right?

Answer 5

Yep!

Answer 6

Okay thanks so much I have medaled you and am already a fan!!

Answer 7

Haha no problem! :)