92
The given numbers of 15 and 35 are not prime numbers but they add up to 50
324
None. If you add two even numbers, you'll end up with another even number.
No sum of any even numbers can add up to an odd number.
92
The given numbers of 15 and 35 are not prime numbers but they add up to 50
The two square numbers that add up to 225 are 144+81 = 225
There are no four consecutive whole numbers that add up to 35. The sum of two consecutive [whole] numbers is an even number plus an odd number which is an odd number. The sum of two consecutive numbers and the two next consecutive numbers is the sum of two odd numbers which is even, but 35 is odd, so no four consecutive whole numbers cannot add up to 35.
324
None. If you add two even numbers, you'll end up with another even number.
38
35
No sum of any even numbers can add up to an odd number.
-45
67
The two square numbers which add up to 13 are 9 (which is equal to 3 squared), and 4 (which is equal to 2 squared).