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: [24, -15, -59, 82, -84, 54, -33, 88, -74, 57, -22, 1]

Answer: [4.5, -37.0, 11.5, -1.0, -15.0, 10.5, 27.5, 7.0, -8.5, 17.5, -10.5]


Question: [27, -75, 71, -18, -67, -62, 95, 3, 10]

Answer: [-24.0, -2.0, 26.5, -42.5, -64.5, 16.5, 49.0, 6.5]


Question: [99, -11, -47, 27]

Answer:
[44.0, -29.0, -10.0]