Question

Say you a have a bag of 20 marbles and 7 of those marbles are blue. Find the probability that if you draw one marble, it is NOT blue.

Question 3 options:

0.05


0.35


0.65


0.14

Answer 1

C) 0.65 (65%)

Explanation:

Divide: 13 ÷ 20

This is the chance that drawing one marble, the color will not be blue.

Answer 2

Explanation:

7 out of 20 marbles are blue

1-7/20= 13 out of 20 marbles not blue

13/20=0.65