instruction:
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].
question:
[-60, -90, 0, -81, 8]
answer:
[-75.0, -45.0, -40.5, -36.5]


question:
[41, 85, 88, 99, -25, -32, -62, -9, -46, -89]
answer:
[63.0, 86.5, 93.5, 37.0, -28.5, -47.0, -35.5, -27.5, -67.5]


question:
[-16, 54, 42]
answer:

[19.0, 48.0]