In this task you are given a list of numbers and you need to find the average of each two consecutive values. The average of two numbers a and b is calculated as: (a + b) /2. The output should be a list of the averages of each two consecutive values. A list is presented with two brackets and comma-separated values, like: [1,2,3].
--------
Question: [33, 66, 9, -63, -67, 30, -47, -2, -26, -91]

Answer: [49.5, 37.5, -27.0, -65.0, -18.5, -8.5, -24.5, -14.0, -58.5]


Question: [-60, 14, 11, 76]

Answer: [-23.0, 12.5, 43.5]


Question: [53, -70, 12, 14, -11, -69, 85]

Answer:
[-8.5, -29.0, 13.0, 1.5, -40.0, 8.0]