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]: [-69, -35, 56, 64]
[EX A]: [-52.0, 10.5, 60.0]

[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]: [89, -8, -80, 33, -16, -6, 64, -96]
[EX A]:
[40.5, -44.0, -23.5, 8.5, -11.0, 29.0, -16.0]