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: [-12, -89]

Answer: [-50.5]


Question: [79, 93, 22, -12, 60, -51, 71, -59, -27, -43, -31, 60, -55]

Answer: [86.0, 57.5, 5.0, 24.0, 4.5, 10.0, 6.0, -43.0, -35.0, -37.0, 14.5, 2.5]


Question: [59, 1, 22, 37, 89, -83, 9]

Answer:
[30.0, 11.5, 29.5, 63.0, 3.0, -37.0]