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: [29, 38, -89, -84, 82, -45, -18, 49, -59, 14, 90, -52, -60, 16, -29]

Answer: [33.5, -25.5, -86.5, -1.0, 18.5, -31.5, 15.5, -5.0, -22.5, 52.0, 19.0, -56.0, -22.0, -6.5]


Question: [-7, 40, 98, 92, -81, 78, -22, 21]

Answer: [16.5, 69.0, 95.0, 5.5, -1.5, 28.0, -0.5]


Question: [-100, 45]

Answer:
[-27.5]