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: [-13, 31, 0, 53]

Answer: [9.0, 15.5, 26.5]


Question: [53, -72, 28, 71, -20, 47, 3, 68]

Answer: [-9.5, -22.0, 49.5, 25.5, 13.5, 25.0, 35.5]


Question: [-59, -10, 3, 50, -37, -9]

Answer:
[-34.5, -3.5, 26.5, 6.5, -23.0]