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:
[-10, 80, -47, 88, 17, 70, -21, 5]
answer:
[35.0, 16.5, 20.5, 52.5, 43.5, 24.5, -8.0]


question:
[73, 14, 60, -37, -46, 37, 74, -6, -98, -73, 62]
answer:
[43.5, 37.0, 11.5, -41.5, -4.5, 55.5, 34.0, -52.0, -85.5, -5.5]


question:
[-71, 68, 25, -87]
answer:

[-1.5, 46.5, -31.0]