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:
[91, 4, -53, 2, 79, -22, -71]
answer:
[47.5, -24.5, -25.5, 40.5, 28.5, -46.5]


question:
[-1, -95, 61, -8, 6, 98, 96, -32, 66, 44, -23, -90]
answer:
[-48.0, -17.0, 26.5, -1.0, 52.0, 97.0, 32.0, 17.0, 55.0, 10.5, -56.5]


question:
[68, 11, 91, 4, -86, -98, -42, -96, -43, 56, -79, 73, -55, 69, 59]
answer:

[39.5, 51.0, 47.5, -41.0, -92.0, -70.0, -69.0, -69.5, 6.5, -11.5, -3.0, 9.0, 7.0, 64.0]