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]: [31, 33, 27, 25]
[EX A]: [32.0, 30.0, 26.0]

[EX Q]: [-40, 54]
[EX A]: [7.0]

[EX Q]: [-81, -98, -63, -5, 6]
[EX A]:
[-89.5, -80.5, -34.0, 0.5]