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, 37, -83, -63, 52, 22, 80, 75, -98, -17]

Answer: [3.5, -23.0, -73.0, -5.5, 37.0, 51.0, 77.5, -11.5, -57.5]


Question: [-56, 63, 38, -20, 81, -95]

Answer: [3.5, 50.5, 9.0, 30.5, -7.0]


Question: [73, 44, 82, 83]

Answer:
[58.5, 63.0, 82.5]