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:
[58, -5, 43, -83, -62, 51, -90, 29, -13]
answer:
[26.5, 19.0, -20.0, -72.5, -5.5, -19.5, -30.5, 8.0]


question:
[82, -6, -31, 31, 30]
answer:
[38.0, -18.5, 0.0, 30.5]


question:
[12, -9, -24, 11, -34, -58]
answer:

[1.5, -16.5, -6.5, -11.5, -46.0]