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]: [-80, -100, -83, -56, -16, 87]
[EX A]: [-90.0, -91.5, -69.5, -36.0, 35.5]

[EX Q]: [1, -64, 72, 62, -38, 29, -93, 75, -71, 49, -41, 33, 73]
[EX A]: [-31.5, 4.0, 67.0, 12.0, -4.5, -32.0, -9.0, 2.0, -11.0, 4.0, -4.0, 53.0]

[EX Q]: [-52, 17, -50, 88]
[EX A]:
[-17.5, -16.5, 19.0]