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].

[38, 27, 49]
[32.5, 38.0]

[-63, 4, 4, 49, -83, 99, 85, -18, 11, 83, 73]
[-29.5, 4.0, 26.5, -17.0, 8.0, 92.0, 33.5, -3.5, 47.0, 78.0]

[-64, 85, -1]

[10.5, 42.0]

