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:
[-71, -50, 89, 64, -54, 29, 65, -13, -13, -58]
answer:
[-60.5, 19.5, 76.5, 5.0, -12.5, 47.0, 26.0, -13.0, -35.5]


question:
[51, -95, 3, 67, 33, -55, -29, 65, -85, -91]
answer:
[-22.0, -46.0, 35.0, 50.0, -11.0, -42.0, 18.0, -10.0, -88.0]


question:
[50, 14, 85, 50, -50, 74, -24, -66, -88, 91, 79, 100, -62]
answer:

[32.0, 49.5, 67.5, 0.0, 12.0, 25.0, -45.0, -77.0, 1.5, 85.0, 89.5, 19.0]