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, 0, 32, 60, 36, -98, -33, 36, 23]
[EX A]: [10.5, 16.0, 46.0, 48.0, -31.0, -65.5, 1.5, 29.5]

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

[EX Q]: [91, 98]
[EX A]:
[94.5]