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]: [20, 75, 10, 74, -35, 64, -2]
[EX A]: [47.5, 42.5, 42.0, 19.5, 14.5, 31.0]

[EX Q]: [22, -56]
[EX A]: [-17.0]

[EX Q]: [-3, 56, -47, 28, -74, -53]
[EX A]:
[26.5, 4.5, -9.5, -23.0, -63.5]