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: [-16, -7, -2, 3, 84, -53, 9, 30, -67, 44, -42, 99]

Answer: [-11.5, -4.5, 0.5, 43.5, 15.5, -22.0, 19.5, -18.5, -11.5, 1.0, 28.5]


Question: [-71, -50, 89, 64, -54, 29, 65, -13, -13, -58]

Answer: [-60.5, 19.5, 76.5, 5.0, -12.5, 47.0, 26.0, -13.0, -35.5]


Question: [-22, -84, 25, -100]

Answer:
[-53.0, -29.5, -37.5]