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:
[-96, -73]
answer:
[-84.5]


question:
[-24, -20, -8]
answer:
[-22.0, -14.0]


question:
[40, 19, 66, 17, 16, -89, -24, -33, 6, 74, -18]
answer:

[29.5, 42.5, 41.5, 16.5, -36.5, -56.5, -28.5, -13.5, 40.0, 28.0]