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:
[-10, 80, -47, 88, 17, 70, -21, 5]
answer:
[35.0, 16.5, 20.5, 52.5, 43.5, 24.5, -8.0]


question:
[-51, -25, -51, 46, -78, 9, -14, -14, -25, 79, 56, -5]
answer:
[-38.0, -38.0, -2.5, -16.0, -34.5, -2.5, -14.0, -19.5, 27.0, 67.5, 25.5]


question:
[2, -49, 34, -98, 36, -48, -73, 88, -55, 34, -47, 77, 90, -30, 62]
answer:

[-23.5, -7.5, -32.0, -31.0, -6.0, -60.5, 7.5, 16.5, -10.5, -6.5, 15.0, 83.5, 30.0, 16.0]