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: [-22, -85]

Answer: [-53.5]


Question: [-60, -90, 0, -81, 8]

Answer: [-75.0, -45.0, -40.5, -36.5]


Question: [-75, 60, 53, -18, -36, -56, -53, -1, -86, 2]

Answer:
[-7.5, 56.5, 17.5, -27.0, -46.0, -54.5, -27.0, -43.5, -42.0]