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:
[55, -46, 64, -40]
answer:
[4.5, 9.0, 12.0]


question:
[-56, 30, -70]
answer:
[-13.0, -20.0]


question:
[93, 22, 77]
answer:

[57.5, 49.5]