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]: [-36, 17, -25, -21, 45, 34, -39, 21, 71]
[EX A]: [-9.5, -4.0, -23.0, 12.0, 39.5, -2.5, -9.0, 46.0]

[EX Q]: [-68, 22, -96, 77, 86, -19, 90, 65, -47, -15, 8, 17, -64, -18, 64]
[EX A]: [-23.0, -37.0, -9.5, 81.5, 33.5, 35.5, 77.5, 9.0, -31.0, -3.5, 12.5, -23.5, -41.0, 23.0]

[EX Q]: [100, 2, -70, -69, -65, 9, 56, 14, 25, -30]
[EX A]:
[51.0, -34.0, -69.5, -67.0, -28.0, 32.5, 35.0, 19.5, -2.5]

