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].

[EX Q]: [10, 70, 61, -80, 6, 39, -83, 31, -25]
[EX A]: [40.0, 65.5, -9.5, -37.0, 22.5, -22.0, -26.0, 3.0]

[EX Q]: [96, 9, -11, -96, -53, -77, 87, 15, 17, 10, -92]
[EX A]: [52.5, -1.0, -53.5, -74.5, -65.0, 5.0, 51.0, 16.0, 13.5, -41.0]

[EX Q]: [-90, 77, 54, 50, 33, -12, 2, 92, -80, 69]
[EX A]:
[-6.5, 65.5, 52.0, 41.5, 10.5, -5.0, 47.0, 6.0, -5.5]