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:
[-20, 65, 24, -49, 2, -21, 86, 4, 30, 67, -98]
answer:
[22.5, 44.5, -12.5, -23.5, -9.5, 32.5, 45.0, 17.0, 48.5, -15.5]


question:
[82, -83, 7, 85, -54, 44, 42, 3, -71, 95, 59, -77, -32, -7, -96]
answer:
[-0.5, -38.0, 46.0, 15.5, -5.0, 43.0, 22.5, -34.0, 12.0, 77.0, -9.0, -54.5, -19.5, -51.5]


question:
[72, 12, -18, -83, -67, 4, 17, -80]
answer:

[42.0, -3.0, -50.5, -75.0, -31.5, 10.5, -31.5]