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].

Q: [7, -23]

A: [-8.0]
****
Q: [27, 32, -92]

A: [29.5, -30.0]
****
Q: [82, 98, -87, -72]

A:
[90.0, 5.5, -79.5]
****