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]: [-34, 7, -83, 25, -31, 7]
[A]: [-13.5, -38.0, -29.0, -3.0, -12.0]


[Q]: [79, 37]
[A]: [58.0]


[Q]: [-72, 46, 8, 12, 91, 67, 60, 19, -52, -82, 89, -8, 73]
[A]:
[-13.0, 27.0, 10.0, 51.5, 79.0, 63.5, 39.5, -16.5, -67.0, 3.5, 40.5, 32.5]