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: [87, 0, -6, 78, 26]

Answer: [43.5, -3.0, 36.0, 52.0]


Question: [82, -6, -31, 31, 30]

Answer: [38.0, -18.5, 0.0, 30.5]


Question: [-72, -34, 59, -64]

Answer:
[-53.0, 12.5, -2.5]