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].
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Question: [-91, 59, -52, 34, 5, 83, 49, -1, 27]

Answer: [-16.0, 3.5, -9.0, 19.5, 44.0, 66.0, 24.0, 13.0]


Question: [-46, 9, 0, 37, 94, 80, -70, -34, 95, 52, 64, -39, 55, 11]

Answer: [-18.5, 4.5, 18.5, 65.5, 87.0, 5.0, -52.0, 30.5, 73.5, 58.0, 12.5, 8.0, 33.0]


Question: [3, 21, -15, -74, 29, -59]

Answer:
[12.0, 3.0, -44.5, -22.5, -15.0]