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: [-99, 100, -53, -61, 64, -96, 13]

Answer: [0.5, 23.5, -57.0, 1.5, -16.0, -41.5]


Question: [-25, 42, -59, 3, 93]

Answer: [8.5, -8.5, -28.0, 48.0]


Question: [49, 0, -29, 85, 33, 7, 80, -61, 34, 3, 70]

Answer:
[24.5, -14.5, 28.0, 59.0, 20.0, 43.5, 9.5, -13.5, 18.5, 36.5]