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:
[33, -44]
answer:
[-5.5]


question:
[-72, 43, 78, -30, 53]
answer:
[-14.5, 60.5, 24.0, 11.5]


question:
[-28, -8, -45, 89, 86, 58, 80, 51, -51]
answer:

[-18.0, -26.5, 22.0, 87.5, 72.0, 69.0, 65.5, 0.0]