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]: [-49, -91, -7]
[EX A]: [-70.0, -49.0]

[EX Q]: [74, -26, 94, -68]
[EX A]: [24.0, 34.0, 13.0]

[EX Q]: [-33, 27, -29, -17, 57, -58, -27, 10, 39]
[EX A]:
[-3.0, -1.0, -23.0, 20.0, -0.5, -42.5, -8.5, 24.5]