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:
[-69, 38, 10]
answer:
[-15.5, 24.0]


question:
[75, 87, -2, 42, -20, -50, 51]
answer:
[81.0, 42.5, 20.0, 11.0, -35.0, 0.5]


question:
[7, -58, 78]
answer:

[-25.5, 10.0]