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]: [-54, -41, 62, -97, 75, 85, -38, -11, 99, -77, 36]
[A]: [-47.5, 10.5, -17.5, -11.0, 80.0, 23.5, -24.5, 44.0, 11.0, -20.5]


[Q]: [52, 88, 91, 51, 48, 72, 93, 44, -23]
[A]: [70.0, 89.5, 71.0, 49.5, 60.0, 82.5, 68.5, 10.5]


[Q]: [31, 28, -88, 91, -42]
[A]:
[29.5, -30.0, 1.5, 24.5]