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:
[8, -8, 26, -88, 71, -9, -10, -93, -91, -72, -12]
answer:
[0.0, 9.0, -31.0, -8.5, 31.0, -9.5, -51.5, -92.0, -81.5, -42.0]


question:
[-7, 40, 98, 92, -81, 78, -22, 21]
answer:
[16.5, 69.0, 95.0, 5.5, -1.5, 28.0, -0.5]


question:
[-63, -77, 69, 47, 52, -23, 59]
answer:

[-70.0, -4.0, 58.0, 49.5, 14.5, 18.0]