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, -7, -11, 69]
[A]: [22.5, -9.0, 29.0]


[Q]: [13, -16, 74, -48, 53, 39, -49]
[A]: [-1.5, 29.0, 13.0, 2.5, 46.0, -5.0]


[Q]: [34, 89, -9, -33, -96, -86]
[A]:
[61.5, 40.0, -21.0, -64.5, -91.0]