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:
[22, -21, -6, -2, -76, -26]
answer:
[0.5, -13.5, -4.0, -39.0, -51.0]


question:
[87, 22, 13, 9, -28, -51, -58, -11, 40, 60, 25]
answer:
[54.5, 17.5, 11.0, -9.5, -39.5, -54.5, -34.5, 14.5, 50.0, 42.5]


question:
[11, 41]
answer:

[26.0]