How many prime numbers are less than 50?
Hint 1: List all prime numbers in the range .
Hint 2: Double-check numbers near 50 (like 47 is prime, 49 is composite ).
Hint 3: Count the elements in your list to find the total.
Step 1 (Enumerate Primes): We systematically list all the prime numbers strictly smaller than 50:
Step 2 (Count the list): Let's count the number of primes in our list:
2
3
5
7
11
13
17
19
23
29
31
37
41
43
47
Step 3 (Conclusion): There are exactly 15 prime numbers less than 50. The answer is 15.
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