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]: [45, 48, -28, 45]
[A]: [46.5, 10.0, 8.5]


[Q]: [30, -51, 47]
[A]: [-10.5, -2.0]


[Q]: [-91, 75, 75, 67, 99, 29, 67, -90, -22]
[A]:
[-8.0, 75.0, 71.0, 83.0, 64.0, 48.0, -11.5, -56.0]