Question

Where is the midpoint of (6,11) and (10,16)

Answer 1

$(\frac{x_1 +x_2}{2},\frac{y_1 +y_2}{2})$

Is the formula for finding the midpoint
So 
6+10=16 /2 =8
11+16= 27 /2 = 13.5

So your answer is
(8, 13.5)