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:
[-5, -12, 63, 46, -38, -6, -77, 21, 22, 93, 95, -97, 24]
answer:
[-8.5, 25.5, 54.5, 4.0, -22.0, -41.5, -28.0, 21.5, 57.5, 94.0, -1.0, -36.5]


question:
[42, 42, 0, -99, -11, 17, -42, -72]
answer:

[42.0, 21.0, -49.5, -55.0, 3.0, -12.5, -57.0]