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: [92, -17, -95, -37, -56, 82, -96, 89, 35, -22, -58, -7, 80, 86, 55]

Answer: [37.5, -56.0, -66.0, -46.5, 13.0, -7.0, -3.5, 62.0, 6.5, -40.0, -32.5, 36.5, 83.0, 70.5]


Question: [30, 4, 19, 28, -28, 81, 78, -64, -4, 6, -33, 44, -76]

Answer: [17.0, 11.5, 23.5, 0.0, 26.5, 79.5, 7.0, -34.0, 1.0, -13.5, 5.5, -16.0]


Question: [91, 57, 18, -41, 19]

Answer:
[74.0, 37.5, -11.5, -11.0]