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: [-31, 39, -47]

Answer: [4.0, -4.0]


Question: [-29, -99, 93, 44, 8, -55, 48, 2, 22, 45]

Answer: [-64.0, -3.0, 68.5, 26.0, -23.5, -3.5, 25.0, 12.0, 33.5]


Question: [46, -37, -72, 0]

Answer:
[4.5, -54.5, -36.0]