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].

[-22, -85]
[-53.5]

[6, 62, 16, -93, 69, -1]
[34.0, 39.0, -38.5, -12.0, 34.0]

[78, -17, 82, 26, -74, 66, -85]

[30.5, 32.5, 54.0, -24.0, -4.0, -9.5]