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: [20, -17, 41, -60, 2, 64, 36, 16, -43]

Answer: [1.5, 12.0, -9.5, -29.0, 33.0, 50.0, 26.0, -13.5]


Question: [7, -10, -55, 26, -43, 13, 16, -100, 57, 71, 98, -89, 35]

Answer: [-1.5, -32.5, -14.5, -8.5, -15.0, 14.5, -42.0, -21.5, 64.0, 84.5, 4.5, -27.0]


Question: [-88, -40, 29, 45]

Answer:
[-64.0, -5.5, 37.0]


