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]: [-12, -20, -43, 3, -38, -4, 34]
[A]: [-16.0, -31.5, -20.0, -17.5, -21.0, 15.0]


[Q]: [74, -67, 28, 48, 8, -40, 60, 25, 55, -34, 96, -36]
[A]: [3.5, -19.5, 38.0, 28.0, -16.0, 10.0, 42.5, 40.0, 10.5, 31.0, 30.0]


[Q]: [-35, 48, 36, 30, 1, 19, 15, 26, -72, -86]
[A]:
[6.5, 42.0, 33.0, 15.5, 10.0, 17.0, 20.5, -23.0, -79.0]