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]: [-52, -41, 25, 7, -96, -81, 44, 92, -83, -29, 1, 0]
[A]: [-46.5, -8.0, 16.0, -44.5, -88.5, -18.5, 68.0, 4.5, -56.0, -14.0, 0.5]


[Q]: [-31, 21, -23]
[A]: [-5.0, -1.0]


[Q]: [38, 43, 23, -61, -6, 31, 74, -40]
[A]:
[40.5, 33.0, -19.0, -33.5, 12.5, 52.5, 17.0]