SOLUTION: A sack filled with marbles contains: 17 red marbles numbered 1 to 17 35 blue marbles numbered 1 to 35 42 green marbles numbered 1 to 42 13 yellow marbles numbered 1 to 13 T

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Question 1202741: A sack filled with marbles contains:
17 red marbles numbered 1 to 17
35 blue marbles numbered 1 to 35
42 green marbles numbered 1 to 42
13 yellow marbles numbered 1 to 13
The answer should be entered as a decimal and if necessary, round to at least four decimal places.
If you randomly pull one marble out of the sack, what is the probability the marble is red or green?
Answer by ikleyn(52908)   (Show Source): You can put this solution on YOUR website!
.

Calculate the number of red marbles    the number of green marbles

and then relate this sum to the total number of marbles.

You have complete instructions.



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