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]: [79, 93, 22, -12, 60, -51, 71, -59, -27, -43, -31, 60, -55]
[A]: [86.0, 57.5, 5.0, 24.0, 4.5, 10.0, 6.0, -43.0, -35.0, -37.0, 14.5, 2.5]


[Q]: [-12, -89]
[A]: [-50.5]


[Q]: [1, 53, 31, 78, -36, -21, -91, 82, -59, 84, 42, 38]
[A]:
[27.0, 42.0, 54.5, 21.0, -28.5, -56.0, -4.5, 11.5, 12.5, 63.0, 40.0]