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]: [27, 32, -92]
[A]: [29.5, -30.0]


[Q]: [34, 32, -21, -70, 38, 7, -25]
[A]: [33.0, 5.5, -45.5, -16.0, 22.5, -9.0]


[Q]: [-96, 77, 69, 76, 67, 100, -91, -86, -31, -67, 75, 84, -29]
[A]:
[-9.5, 73.0, 72.5, 71.5, 83.5, 4.5, -88.5, -58.5, -49.0, 4.0, 79.5, 27.5]