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: [21, 0, 32, 60, 36, -98, -33, 36, 23]

Answer: [10.5, 16.0, 46.0, 48.0, -31.0, -65.5, 1.5, 29.5]


Question: [45, 48, -28, 45]

Answer: [46.5, 10.0, 8.5]


Question: [29, 22, -37, 60, 53, -27, 39, 34, -51, 70, 62, 4, -65, -26, -56]

Answer:
[25.5, -7.5, 11.5, 56.5, 13.0, 6.0, 36.5, -8.5, 9.5, 66.0, 33.0, -30.5, -45.5, -41.0]