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]: [86, -66, -60]
[EX A]: [10.0, -63.0]

[EX Q]: [-69, -76, -98, -72, 6, -95, -34, 44, -90, 96]
[EX A]: [-72.5, -87.0, -85.0, -33.0, -44.5, -64.5, 5.0, -23.0, 3.0]

[EX Q]: [9, 20, -49, -51, 31, 33, -25, -14, 70]
[EX A]:
[14.5, -14.5, -50.0, -10.0, 32.0, 4.0, -19.5, 28.0]