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]: [-21, 12, 53, 49, 2, -54, -28, 8, -77, 27, -33]
[EX A]: [-4.5, 32.5, 51.0, 25.5, -26.0, -41.0, -10.0, -34.5, -25.0, -3.0]

[EX Q]: [-43, -18, 79, -62, -93, 23, -48, 21, 44, 67, 82]
[EX A]: [-30.5, 30.5, 8.5, -77.5, -35.0, -12.5, -13.5, 32.5, 55.5, 74.5]

[EX Q]: [83, -45, -92, 64, 32]
[EX A]:
[19.0, -68.5, -14.0, 48.0]