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:
[63, -14, -65, -83, -91, 76, 14, 67, -91, 2, -40]
answer:
[24.5, -39.5, -74.0, -87.0, -7.5, 45.0, 40.5, -12.0, -44.5, -19.0]


question:
[-27, -76, 16, 92, 73, -80, -56]
answer:
[-51.5, -30.0, 54.0, 82.5, -3.5, -68.0]


question:
[-28, -44, -43, -61, -84, -91, 89, -93, -75, 97, -31, 54]
answer:

[-36.0, -43.5, -52.0, -72.5, -87.5, -1.0, -2.0, -84.0, 11.0, 33.0, 11.5]