Question

In a bag of marbles you have three green, two yellow, six blue, and nine red marbles. What is the probability of picking a yellow marble from the bag?

A. 3/20
B. 1/10
C. 9/20
D. 3/10

Answer 1

@MaimiGirl

Answer 2

what is the total number of marbles in the box?

Answer 3

20

Answer 4

good
and do u know that probability = no. of favorable outcomes/ total outcomes

Answer 5

Okay, I'm a bit confused on what you just said there

Answer 6

take a look at the formula on this page
http://www.cimt.plymouth.ac.uk/projects/mepres/book8/bk8i10/bk8_10i1.htm

Answer 7

do u get it now???

Answer 8

Yea

Answer 9

So it would be 1/10 right?

Answer 10

yes
2/20 = 1/10
good job :)

Answer 11

ty