2, 7 AND 31
2 7 31
23 times 5
2, 7 and 31 add up to 40.
Three prime numbers whose sum is 42 are 23, 17 and 2
31 is the only prime number between 30 and 40
The prime numbers between 40 and 50 are 41, 43, 47. So their sum is 131.
Two prime numbers can have only one sum, not three different sums!
23 times 5
2, 7 and 31 add up to 40.
Three prime numbers whose sum is 42 are 23, 17 and 2
31 is the only prime number between 30 and 40
391
120
37 + 3
68
The prime numbers between 40 and 50 are 41, 43, 47. So their sum is 131.
17, 23.
41,43, and 47 are all prime numbers. so there are three prime numbers between 40 and 50