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:
[30, -51, 47]
answer:
[-10.5, -2.0]


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


question:
[97, -74, -32, 12]
answer:

[11.5, -53.0, -10.0]