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].

Q: [58, 76, 12, -55, 74, 15, -81]

A: [67.0, 44.0, -21.5, 9.5, 44.5, -33.0]
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Q: [-5, 81, 50, -12, 34, 99, -50, -91, -12, 2, 97, 2, -16, 79]

A: [38.0, 65.5, 19.0, 11.0, 66.5, 24.5, -70.5, -51.5, -5.0, 49.5, 49.5, -7.0, 31.5]
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Q: [-86, 66, 28, -84]

A:
[-10.0, 47.0, -28.0]
****