2017 · Q21
The number of prime numbers which are less than 100 is
Elementary MathematicsNumber System
- A24
- B25
- C26
- D27
Explanation
Counting: 2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59, 61, 67, 71, 73, 79, 83, 89, 97 — 25 primes below 100: option B.