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: [40, 34, -39]

Answer: [37.0, -2.5]


Question: [-76, -3, -6, -74, 70, -26]

Answer: [-39.5, -4.5, -40.0, -2.0, 22.0]


Question: [29, -73, -23, -80, -74, -79, 13, 70, -78, 1, -73, 75, -20, -94]

Answer:
[-22.0, -48.0, -51.5, -77.0, -76.5, -33.0, 41.5, -4.0, -38.5, -36.0, 1.0, 27.5, -57.0]