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: [-37, 76, -35, 6, -72, 89, -100, -9, -81, 73, 90, -20]

Answer: [19.5, 20.5, -14.5, -33.0, 8.5, -5.5, -54.5, -45.0, -4.0, 81.5, 35.0]


Question: [52, -7, -11, 69]

Answer: [22.5, -9.0, 29.0]


Question: [79, -50, -15, 4, -52, -97, 74, 95]

Answer:
[14.5, -32.5, -5.5, -24.0, -74.5, -11.5, 84.5]