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]: [79, -21, 98, 57, -90, 11, 45, -2, 6, -34]
[A]: [29.0, 38.5, 77.5, -16.5, -39.5, 28.0, 21.5, 2.0, -14.0]


[Q]: [54, -28, -32]
[A]: [13.0, -30.0]


[Q]: [73, -32, -75, 39, -10, -15, 90, -89, -56, 40, -66, -89, -34]
[A]:
[20.5, -53.5, -18.0, 14.5, -12.5, 37.5, 0.5, -72.5, -8.0, -13.0, -77.5, -61.5]