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]: [53, -70, 12, 14, -11, -69, 85]
[EX A]: [-8.5, -29.0, 13.0, 1.5, -40.0, 8.0]

[EX Q]: [-67, -78, -72, 9, -90, 64, 13, -2, -61, 45, 36, -7, -25, 68]
[EX A]:
[-72.5, -75.0, -31.5, -40.5, -13.0, 38.5, 5.5, -31.5, -8.0, 40.5, 14.5, -16.0, 21.5]