# Math Probability

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At a political rally there are 20 republicians 13 democrates 6 independents. if a person is chosen at random what is the probability that the person is either a democrate or and independent?

• Math Probability -

"at random" means all choices have equal probability.
Sample space = 20+13+6=39
There are 13 democrates and 6 independents for a total of 19.
What is the probability?

• Math Probability -

19/39

• Math Probability -

Correct!

• Math Probability -

it would be 19 over 39. Good luck~!:)

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