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: [66, 19, 5, 66, -51, 99, -81, -56, -23, -65, 57, 33, -71, -70]

Answer: [42.5, 12.0, 35.5, 7.5, 24.0, 9.0, -68.5, -39.5, -44.0, -4.0, 45.0, -19.0, -70.5]


Question: [-57, -27, -20, 4, -82, 58, -39, 92, 64, -68, -21]

Answer: [-42.0, -23.5, -8.0, -39.0, -12.0, 9.5, 26.5, 78.0, -2.0, -44.5]


Question: [-80, 68, 41, 73, -51, -29, -21, -94]

Answer:
[-6.0, 54.5, 57.0, 11.0, -40.0, -25.0, -57.5]