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:
[44, -69, 2, -20, -20]
answer:
[-12.5, -33.5, -9.0, -20.0]


question:
[83, -58]
answer:
[12.5]


question:
[82, -56]
answer:

[13.0]