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]: [-81, 99, -79, 70, 91]
[A]: [9.0, 10.0, -4.5, 80.5]


[Q]: [-5, -93, 84, -24, -72]
[A]: [-49.0, -4.5, 30.0, -48.0]


[Q]: [-61, -75, -36, -4, -22, -90, 90, 51, 15, -7, -92, 77, 95, -83, 71]
[A]:
[-68.0, -55.5, -20.0, -13.0, -56.0, 0.0, 70.5, 33.0, 4.0, -49.5, -7.5, 86.0, 6.0, -6.0]