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: [-12, -2, 33, -26, 37, -82, -14, 56, -39, 57, 2]

Answer: [-7.0, 15.5, 3.5, 5.5, -22.5, -48.0, 21.0, 8.5, 9.0, 29.5]


Question: [93, -62, -77, 30]

Answer: [15.5, -69.5, -23.5]


Question: [57, -42, 24, 40, 59, 88, -75, -11, 9, -56, -92, -80]

Answer:
[7.5, -9.0, 32.0, 49.5, 73.5, 6.5, -43.0, -1.0, -23.5, -74.0, -86.0]