56.6k views
3 votes
A bag contains 40 marbles. 8 are green and 2 are blue. You select one marble at random. What is the probability the marble is not green or blue? P(green

or blue)

0.2
0.02
0.75
0.25

User Tramov
by
4.3k points

2 Answers

2 votes

Answer:

0.75

Explanation:

8 + 2 = 10.In total there are 40.So that makes it 3/4.1/2 is 20.Add 1/4 and you get 3/4 or 75%.When you add 1/4 you are adding 10 to 20.That gives you 30 or 75 % of 40.

Please.This Is NOT Plagiarized.

User Eek
by
4.5k points
3 votes

Answer:

0.75

Explanation:

its 0.75 because when you divide 40/ the total of the blue and green marbels it equals 0.75

User Bandhit Suksiri
by
4.4k points