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: [-77, -57, 89, 67, -3, 6, 76]

Answer: [-67.0, 16.0, 78.0, 32.0, 1.5, 41.0]


Question: [63, 15, 19, 71, 19, -5, 87, -32, -77, 76, -97, -92]

Answer: [39.0, 17.0, 45.0, 45.0, 7.0, 41.0, 27.5, -54.5, -0.5, -10.5, -94.5]


Question: [91, -34, 67, 22, -48, -33, -53, -29, -89, 18, 77, -87, 49, -69, -44]

Answer:
[28.5, 16.5, 44.5, -13.0, -40.5, -43.0, -41.0, -59.0, -35.5, 47.5, -5.0, -19.0, -10.0, -56.5]