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: [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: [-77, -23, -23, -16, 96, -98, 84, 76, -15, -46, -7]

Answer: [-50.0, -23.0, -19.5, 40.0, -1.0, -7.0, 80.0, 30.5, -30.5, -26.5]


Question: [27, -33, 87, 61, -38, -22, -76, 31, 42, 27]

Answer:
[-3.0, 27.0, 74.0, 11.5, -30.0, -49.0, -22.5, 36.5, 34.5]