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]: [-53, -56, -45, -28, -18, 57, -43, 80, 49, -74, 25]
[A]: [-54.5, -50.5, -36.5, -23.0, 19.5, 7.0, 18.5, 64.5, -12.5, -24.5]


[Q]: [77, -69, -47, 13, 70, 22, 70, 22, -29, 80, 83]
[A]: [4.0, -58.0, -17.0, 41.5, 46.0, 46.0, 46.0, -3.5, 25.5, 81.5]


[Q]: [-8, -50, 53, 52, -30, -90, 5, 46, 32, 41, 86, 45, 100, -76]
[A]:
[-29.0, 1.5, 52.5, 11.0, -60.0, -42.5, 25.5, 39.0, 36.5, 63.5, 65.5, 72.5, 12.0]