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:
[-93, -90, -54, 88, 28, 87, 86, 83, 50, -6, -87, 97, -91, 5, -38]
answer:
[-91.5, -72.0, 17.0, 58.0, 57.5, 86.5, 84.5, 66.5, 22.0, -46.5, 5.0, 3.0, -43.0, -16.5]


question:
[-59, 35, 54, 98, 61, -21, 64, 91, -17, -70]
answer:
[-12.0, 44.5, 76.0, 79.5, 20.0, 21.5, 77.5, 37.0, -43.5]


question:
[98, 73, -23, -75, -35, -78, 83, -8, 45, -9, -36, 30, 30, 69, 10]
answer:

[85.5, 25.0, -49.0, -55.0, -56.5, 2.5, 37.5, 18.5, 18.0, -22.5, -3.0, 30.0, 49.5, 39.5]