we have the point (10,20) -----> f(x)
y=f(x)+5
we have the following transformation
(x,y) ------> (x,y+5)
so
(10,20) ------> (10, 25)
therefore
the answer is
(10, 25)
Part 2
we have that
g(2)=0 ------> looking the table
g(g(2))=g(0)=2
therefore
the answer is 2g