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]: [95, -87, -48, 69, -76, -19, 97, 97, -50, -74, -87, 91, 12, -47, 45]
[EX A]: [4.0, -67.5, 10.5, -3.5, -47.5, 39.0, 97.0, 23.5, -62.0, -80.5, 2.0, 51.5, -17.5, -1.0]

[EX Q]: [33, 66, 9, -63, -67, 30, -47, -2, -26, -91]
[EX A]: [49.5, 37.5, -27.0, -65.0, -18.5, -8.5, -24.5, -14.0, -58.5]

[EX Q]: [81, -12]
[EX A]:
[34.5]