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: [-100, -100, -39, 13, 24, -2, 77, 37, -20, -38, 18, 55]

Answer: [-100.0, -69.5, -13.0, 18.5, 11.0, 37.5, 57.0, 8.5, -29.0, -10.0, 36.5]


Question: [65, -89, -12, -85, -58, 83]

Answer: [-12.0, -50.5, -48.5, -71.5, 12.5]


Question: [-67, 69, -25, -36, 15, 23, 43, -12, -13, 5, -62, 11, -25]

Answer:
[1.0, 22.0, -30.5, -10.5, 19.0, 33.0, 15.5, -12.5, -4.0, -28.5, -25.5, -7.0]