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, -49, -49, 14, 92, 63, -10, 73]
[EX A]: [-29.5, -49.0, -17.5, 53.0, 77.5, 26.5, 31.5]

[EX Q]: [-25, 29, 0, -66, -92, 11, -89, -35, 80, -69, 81, -69]
[EX A]: [2.0, 14.5, -33.0, -79.0, -40.5, -39.0, -62.0, 22.5, 5.5, 6.0, 6.0]

[EX Q]: [-18, -11, -82, 70, 78, 31]
[EX A]:
[-14.5, -46.5, -6.0, 74.0, 54.5]