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]: [53, -14, 74, -1, -98, 31, -26, 21, 41, -87, 14, 46]
[A]: [19.5, 30.0, 36.5, -49.5, -33.5, 2.5, -2.5, 31.0, -23.0, -36.5, 30.0]


[Q]: [16, 35, 54, -67, 0, -98, 43, -5, 30]
[A]: [25.5, 44.5, -6.5, -33.5, -49.0, -27.5, 19.0, 12.5]


[Q]: [-73, 50, 72, -96, 2, 36, 6, -86, 73, -12, 73]
[A]:
[-11.5, 61.0, -12.0, -47.0, 19.0, 21.0, -40.0, -6.5, 30.5, 30.5]