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:
[-7, 95, -59, -100, -98, -7, 50, 93, 59, -78, 31, -79]
answer:
[44.0, 18.0, -79.5, -99.0, -52.5, 21.5, 71.5, 76.0, -9.5, -23.5, -24.0]


question:
[-12, -89]
answer:
[-50.5]


question:
[-97, -28, 80, -64, -83, 55, 61, 42, -58, 89, 88, 56, 91, -85, 26]
answer:

[-62.5, 26.0, 8.0, -73.5, -14.0, 58.0, 51.5, -8.0, 15.5, 88.5, 72.0, 73.5, 3.0, -29.5]