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]: [53, -70, 12, 14, -11, -69, 85]
[EX A]: [-8.5, -29.0, 13.0, 1.5, -40.0, 8.0]

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

[EX Q]: [-51, 10, 11, -60, 20]
[EX A]:
[-20.5, 10.5, -24.5, -20.0]