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:
[-59, 49]
answer:
[-5.0]


question:
[-15, 5]
answer:
[-5.0]


question:
[-68, 95, -83, 77, -85, 68, -4, -71, -64]
answer:

[13.5, 6.0, -3.0, -4.0, -8.5, 32.0, -37.5, -67.5]