The sum of the non-prime numbers between 40 and 50, non-inclusive, is ---
The sum of the non-prime numbers between 40 and 50, non-inclusive, is --- Correct Answer 131
The non - prime numbers between 40 and 50 non - inclusive are 42, 44, 45, 46, 48, & 49. The sum of these numbers = 42 + 44 + 45 + 46 + 48 + 49 = 274