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].

[Q]: [-83, -21, -49, -92, 75]
[A]: [-52.0, -35.0, -70.5, -8.5]


[Q]: [6, 81, 44, 22]
[A]: [43.5, 62.5, 33.0]


[Q]: [90, 79]
[A]:
[84.5]