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]: [72, -90, -99, -88, -87, -26, -40, -45, 69, 32, 57, 21, -67]
[EX A]: [-9.0, -94.5, -93.5, -87.5, -56.5, -33.0, -42.5, 12.0, 50.5, 44.5, 39.0, -23.0]

[EX Q]: [20, -40, -63, 94, -53, -6, 18, 47, -18, -20, -94, 71, 17, 26]
[EX A]: [-10.0, -51.5, 15.5, 20.5, -29.5, 6.0, 32.5, 14.5, -19.0, -57.0, -11.5, 44.0, 21.5]

[EX Q]: [56, -80, -51, -27, -97, 98, 99, -25, -55, 99, -9, -66, -83, 38, -95]
[EX A]:
[-12.0, -65.5, -39.0, -62.0, 0.5, 98.5, 37.0, -40.0, 22.0, 45.0, -37.5, -74.5, -22.5, -28.5]