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: [12, -25, -52]

A: [-6.5, -38.5]
****
Q: [-73, -25, -81, 3, 49, -56, 5, -90, -83, -48, 47]

A: [-49.0, -53.0, -39.0, 26.0, -3.5, -25.5, -42.5, -86.5, -65.5, -0.5]
****
Q: [29, -54, 81, -85, 51, -12, -11, -68, 38, 83, 46]

A:
[-12.5, 13.5, -2.0, -17.0, 19.5, -11.5, -39.5, -15.0, 60.5, 64.5]
****