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: [-73, -25, -81, 3, 49, -56, 5, -90, -83, -48, 47]

Answer: [-49.0, -53.0, -39.0, 26.0, -3.5, -25.5, -42.5, -86.5, -65.5, -0.5]


Question: [31, -43]

Answer: [-6.0]


Question: [-32, -26, -28, -76, -34, 13, 13, -40, 38, -48, -67, -83, -60, -65]

Answer:
[-29.0, -27.0, -52.0, -55.0, -10.5, 13.0, -13.5, -1.0, -5.0, -57.5, -75.0, -71.5, -62.5]