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:
[1, -27, 100, -100, -52, -57, 25, -14, -46, 81]
answer:
[-13.0, 36.5, 0.0, -76.0, -54.5, -16.0, 5.5, -30.0, 17.5]


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:
[7, 38, -28, 25, 46, -68, 45, -28, -13, -76, 48, 84, 48]
answer:

[22.5, 5.0, -1.5, 35.5, -11.0, -11.5, 8.5, -20.5, -44.5, -14.0, 66.0, 66.0]