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]: [43, -57]
[EX A]: [-7.0]

[EX Q]: [64, -46, 87, -20, -46, -57, -4, -10]
[EX A]: [9.0, 20.5, 33.5, -33.0, -51.5, -30.5, -7.0]

[EX Q]: [-84, 80, -49, 86, -54, 24, -96, -6, 88, 4, -99, 86, 22, 18, 57]
[EX A]:
[-2.0, 15.5, 18.5, 16.0, -15.0, -36.0, -51.0, 41.0, 46.0, -47.5, -6.5, 54.0, 20.0, 37.5]