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: [22, -56]

Answer: [-17.0]


Question: [85, 64]

Answer: [74.5]


Question: [-80, -52, -77]

Answer:
[-66.0, -64.5]


