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]: [74, -35, -92, -40, 97]
[A]: [19.5, -63.5, -66.0, 28.5]


[Q]: [-95, 27, -16, 17, 75, 23, -47, -36, 37, -58, -100, -34, -55]
[A]: [-34.0, 5.5, 0.5, 46.0, 49.0, -12.0, -41.5, 0.5, -10.5, -79.0, -67.0, -44.5]


[Q]: [-53, 81, 21, 69, -57, -25, 34, 0, -32, 37, 91]
[A]:
[14.0, 51.0, 45.0, 6.0, -41.0, 4.5, 17.0, -16.0, 2.5, 64.0]