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]: [42, -88, 79, -30, 60, 0, -35, -9, -72, 97, -57, -41, -43]
[EX A]: [-23.0, -4.5, 24.5, 15.0, 30.0, -17.5, -22.0, -40.5, 12.5, 20.0, -49.0, -42.0]

[EX Q]: [4, 49]
[EX A]: [26.5]

[EX Q]: [70, -69, -17, 1, 29, -13, -77, 88, -86, 84, 40, -31, 7, -90]
[EX A]:
[0.5, -43.0, -8.0, 15.0, 8.0, -45.0, 5.5, 1.0, -1.0, 62.0, 4.5, -12.0, -41.5]