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]: [-21, 92, -76, 59, 41, -99, -5, 35, 92, 66, -50]
[A]: [35.5, 8.0, -8.5, 50.0, -29.0, -52.0, 15.0, 63.5, 79.0, 8.0]


[Q]: [67, 94, 6, -11, 41, 22, 10, -73, 84]
[A]: [80.5, 50.0, -2.5, 15.0, 31.5, 16.0, -31.5, 5.5]


[Q]: [79, 55, 30, -22, -5, -91, 6, 91, -47, -42]
[A]:
[67.0, 42.5, 4.0, -13.5, -48.0, -42.5, 48.5, 22.0, -44.5]