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neonofarm [45]
3 years ago
11

10 cards are numbered from 1 to 10 and placed in a box. one card selected at random and is not replaced. another card is then ra

ndomly selected. what is the probability of selecting two prime numbers?
Mathematics
2 answers:
Helga [31]3 years ago
8 0
The prime numbers from 1-10 are 2, 3, 5, 7
First pull: P(prime) = 4/10
Second pull: P(prime)= 3/9
(4/10)*(3/9)=
(2/5)*(1/3) = (2/15)
Sav [38]3 years ago
3 0
4/10 hope this helps

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