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, -89, 14, 21, 70, 96, -3, -72, 0, -96, -92, -70]

Answer: [75.0, -15.0, -37.5, 17.5, 45.5, 83.0, 46.5, -37.5, -36.0, -48.0, -94.0, -81.0]


Question: [-68, 93, -7, 31, -45, -70, -28, 78]

Answer: [12.5, 43.0, 12.0, -7.0, -57.5, -49.0, 25.0]


Question: [81, -79, -43, 66, -47, -7, 43, -36, 72]

Answer:
[1.0, -61.0, 11.5, 9.5, -27.0, 18.0, 3.5, 18.0]