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, 77, 55, -37, -65, 80, 31, -37, -61, 3, -80]
answer:
[39.0, 66.0, 9.0, -51.0, 7.5, 55.5, -3.0, -49.0, -29.0, -38.5]


question:
[-16, -71, 65, -8, 15, 10, -100, -67]
answer:
[-43.5, -3.0, 28.5, 3.5, 12.5, -45.0, -83.5]


question:
[7, 82, 45, -99, -39, -41]
answer:

[44.5, 63.5, -27.0, -69.0, -40.0]