How many prime numbers are there from 1 to 50?
A. 16
B. 14
C. 15
D. 13
A. 16
B. 14
C. 15
D. 13
Best answer
Answer: C. 15
Answer: (C) 15
2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47: 15 primes.
Remember: 25 primes up to 100, 15 of them up to 50. 1 is not prime.
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