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A bag contains colored markers. A marker will be randomly selected from the bag.

19 markers are red.
3 markers are blue.
5 markers are green.
13 markers are purple.

What is the probability in decimal form that the selected marker will be either red or purple?

Respuesta :

jbarclay1
There is an 80% chance to find a red or purple. The total number of markers is 40 and the combined number of red and purple is 32. Dividing 32 by 40 gives you 4/5, 0.8, or 80%
You would add all of them together and get 40 so it would be 13/40 probability would be 32.5%