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:
[-100, 41, -68, -31, -71, -40, 77]
answer:
[-29.5, -13.5, -49.5, -51.0, -55.5, 18.5]


question:
[-76, -3, -6, -74, 70, -26]
answer:
[-39.5, -4.5, -40.0, -2.0, 22.0]


question:
[16, 35, 54, -67, 0, -98, 43, -5, 30]
answer:

[25.5, 44.5, -6.5, -33.5, -49.0, -27.5, 19.0, 12.5]