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:
[25, -2, -89, -18, 21, 27, -11, -40, 38, 92, 85, -51, -89, -44, -19]
answer:
[11.5, -45.5, -53.5, 1.5, 24.0, 8.0, -25.5, -1.0, 65.0, 88.5, 17.0, -70.0, -66.5, -31.5]


question:
[-19, -14, -45, -75, 0]
answer:
[-16.5, -29.5, -60.0, -37.5]


question:
[1, 17, 63, 14, -77, 7, 58, -16, -96, 5, 81, 59]
answer:

[9.0, 40.0, 38.5, -31.5, -35.0, 32.5, 21.0, -56.0, -45.5, 43.0, 70.0]