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]: [87, 34, 59, -97, -67, -71, -28, -51, 56]
[EX A]: [60.5, 46.5, -19.0, -82.0, -69.0, -49.5, -39.5, 2.5]

[EX Q]: [60, 91, 22, -94, -97, -3, -34, -62, -88, -42, 22, -93, -33, -19]
[EX A]: [75.5, 56.5, -36.0, -95.5, -50.0, -18.5, -48.0, -75.0, -65.0, -10.0, -35.5, -63.0, -26.0]

[EX Q]: [-92, -64]
[EX A]:
[-78.0]