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: [-99, 43, 6, 55, 74, -46, 24, -6, -51, 47, 32]

Answer: [-28.0, 24.5, 30.5, 64.5, 14.0, -11.0, 9.0, -28.5, -2.0, 39.5]


Question: [-29, 22, -42, -12, 58, 25, -52, -44, 94, -43, -69]

Answer: [-3.5, -10.0, -27.0, 23.0, 41.5, -13.5, -48.0, 25.0, 25.5, -56.0]


Question: [-99, -38, -12, -88, 52, 55, 82, -1, 62, 16, 53, 87]

Answer:
[-68.5, -25.0, -50.0, -18.0, 53.5, 68.5, 40.5, 30.5, 39.0, 34.5, 70.0]