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]: [-83, -21, -49, -92, 75]
[A]: [-52.0, -35.0, -70.5, -8.5]


[Q]: [-81, -5, -18, -96, 28, -86, 50, 63, 80, -52]
[A]: [-43.0, -11.5, -57.0, -34.0, -29.0, -18.0, 56.5, 71.5, 14.0]


[Q]: [92, 10, 91, -13, -23]
[A]:
[51.0, 50.5, 39.0, -18.0]