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]: [73, -32, -75, 39, -10, -15, 90, -89, -56, 40, -66, -89, -34]
[EX A]: [20.5, -53.5, -18.0, 14.5, -12.5, 37.5, 0.5, -72.5, -8.0, -13.0, -77.5, -61.5]

[EX Q]: [-21, 92, -76, 59, 41, -99, -5, 35, 92, 66, -50]
[EX A]: [35.5, 8.0, -8.5, 50.0, -29.0, -52.0, 15.0, 63.5, 79.0, 8.0]

[EX Q]: [76, 8, -42, 88, -2, 22, -72, -6, 37, 97, -99, 68]
[EX A]:
[42.0, -17.0, 23.0, 43.0, 10.0, -25.0, -39.0, 15.5, 67.0, -1.0, -15.5]