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]: [-37, 76, -35, 6, -72, 89, -100, -9, -81, 73, 90, -20]
[EX A]: [19.5, 20.5, -14.5, -33.0, 8.5, -5.5, -54.5, -45.0, -4.0, 81.5, 35.0]

[EX Q]: [-63, 4, 4, 49, -83, 99, 85, -18, 11, 83, 73]
[EX A]: [-29.5, 4.0, 26.5, -17.0, 8.0, 92.0, 33.5, -3.5, 47.0, 78.0]

[EX Q]: [98, -77, 27, 88, -51, 93, 75]
[EX A]:
[10.5, -25.0, 57.5, 18.5, 21.0, 84.0]