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: [42, 42, 0, -99, -11, 17, -42, -72]

Answer: [42.0, 21.0, -49.5, -55.0, 3.0, -12.5, -57.0]


Question: [8, -8, 26, -88, 71, -9, -10, -93, -91, -72, -12]

Answer: [0.0, 9.0, -31.0, -8.5, 31.0, -9.5, -51.5, -92.0, -81.5, -42.0]


Question: [44, 78, 2, -56, 17, -56, -90, 43, -36, -64, 53]

Answer:
[61.0, 40.0, -27.0, -19.5, -19.5, -73.0, -23.5, 3.5, -50.0, -5.5]