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:
[40, -65, -77]
answer:
[-12.5, -71.0]


question:
[-88, 35, 91, 54, -25]
answer:
[-26.5, 63.0, 72.5, 14.5]


question:
[84, -47, 98, 35, -51, -15, 64, 38]
answer:

[18.5, 25.5, 66.5, -8.0, -33.0, 24.5, 51.0]