There are 10 cards. They are numbered: 9,10,11,12,13,14,15,16,17,18. One card is randomly picked. What is P(prime number)? 20%,30%,50%,70%

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asked Feb 4, 2019 140k views

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Maurycyt · Answer 1 · 2019-02-11T11:37:40+0000

So there are 10 numbers, and 3 of them are prime. Our prime numbers are 11, 13, and 17.

3/10 would be our fraction for this equation, and 3/10 is equal to 30%.

30% is your answer!

There are 10 cards. They are numbered: 9,10,11,12,13,14,15,16,17,18. One card is randomly picked. What is P(prime number)? 20%,30%,50%,70%

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