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]: [-64, -46, 21, -97, -86]
[EX A]: [-55.0, -12.5, -38.0, -91.5]

[EX Q]: [-72, -25, -60, -27, 99, -14, -13, -78, 43, -48, -98]
[EX A]: [-48.5, -42.5, -43.5, 36.0, 42.5, -13.5, -45.5, -17.5, -2.5, -73.0]

[EX Q]: [41, -1]
[EX A]:
[20.0]