before the raise you were earning 100% of "x", we also know that 6% of "x" is 312, since that is what you've got in the raise, therefore

I only drink juice for breakfast time. I think that's the answer
8, because you’re doubling the numbers so 3x2=6 and 4x2=8.
It's a polynomial of degree 2. Every polynomial of degree 2 is a parabola
I think the pattern is that you multiply the first number by the second , then add the first number. SO:
e.g. for the first one 1 x 4 = 4 , 4 + 1 = 5
for the second one 2 x 5 = 10, 10 + 2 = 12...
So for 8+11:
you do 8 x 11 = 88 , 88 + 8 = 96