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:
[31, 33, 27, 25]
answer:
[32.0, 30.0, 26.0]


question:
[58, -15]
answer:
[21.5]


question:
[0, -40, -5, 21, 41, -19, 55, -90, 21, -6, -95, -97, -19, -51, -91]
answer:

[-20.0, -22.5, 8.0, 31.0, 11.0, 18.0, -17.5, -34.5, 7.5, -50.5, -96.0, -58.0, -35.0, -71.0]