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:
[75, 67, 18, -15, -51, -80, -73]
answer:
[71.0, 42.5, 1.5, -33.0, -65.5, -76.5]


question:
[-50, -74, 52, -21, 29, -11]
answer:
[-62.0, -11.0, 15.5, 4.0, 9.0]


question:
[60, -46, -37]
answer:

[7.0, -41.5]