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]: [19, -40, -19, 7, 57, 87, -71, 17, 29, 60, 14, 61, 10, 71, 93]
[EX A]: [-10.5, -29.5, -6.0, 32.0, 72.0, 8.0, -27.0, 23.0, 44.5, 37.0, 37.5, 35.5, 40.5, 82.0]

[EX Q]: [69, -85, -82, 75, -40, 98, -48, 27, -52, -45]
[EX A]: [-8.0, -83.5, -3.5, 17.5, 29.0, 25.0, -10.5, -12.5, -48.5]

[EX Q]: [-52, -75, 89, -100]
[EX A]:
[-63.5, 7.0, -5.5]