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]: [96, 76, -4]
[EX A]: [86.0, 36.0]

[EX Q]: [83, 67, 5, -15]
[EX A]: [75.0, 36.0, -5.0]

[EX Q]: [50, 84, -50, 69, -15, 99, 8, -48, 67]
[EX A]:
[67.0, 17.0, 9.5, 27.0, 42.0, 53.5, -20.0, 9.5]