-3.8284 and 1.8284, approx.
2
The product of the first and fourth prime numbers (2 x 7) is 14. No two consecutive odd numbers add up to 14.
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).
20
41
54 and 54
59
-6
-175
47
111, 2 and 1.
You add up all the numbers that they give you. It makes no differenceif some of the numbers happen to be equal to others.