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]: [-50, 66, -98, -47, -11]
[EX A]: [8.0, -16.0, -72.5, -29.0]

[EX Q]: [1, 50, -16, -45, 72]
[EX A]: [25.5, 17.0, -30.5, 13.5]

[EX Q]: [23, 54, 56, -30, -46, 86, 22, 2, -16]
[EX A]:
[38.5, 55.0, 13.0, -38.0, 20.0, 54.0, 12.0, -7.0]