Please answer make you answer clear

What are the coordinates of the point is 1/4 of the way from a (-6, -3) to b (6, 1)? a. (-3, -2) b. (0, -2) c. (-1, 0) d. (3, 2)

Evaluate-27 ^4/3/8 a) - 81/16 b) 81/16 c) 16/81

Labc is reflected across x = 1 and y = -3. what are the coordinates of the reflection image of a after both reflections?