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: [-71, -78, -84, 6, 99, 66, -90, -36, -77, -56, 19, -59, 71]

Answer: [-74.5, -81.0, -39.0, 52.5, 82.5, -12.0, -63.0, -56.5, -66.5, -18.5, -20.0, 6.0]


Question: [-88, 92, -7, -25, 23, 51, -24, -5]

Answer: [2.0, 42.5, -16.0, -1.0, 37.0, 13.5, -14.5]


Question: [64, -4, 8, -60, -55]

Answer:
[30.0, 2.0, -26.0, -57.5]