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: [-89, -9, -14, -28, 41, 44, 86, 40, 75, 30, -1, 86]

A: [-49.0, -11.5, -21.0, 6.5, 42.5, 65.0, 63.0, 57.5, 52.5, 14.5, 42.5]
****
Q: [77, 66, 11]

A: [71.5, 38.5]
****
Q: [-21, -69, 26, -93, -76, -59, -64, -41, 1, 40, 85, 96, 70]

A:
[-45.0, -21.5, -33.5, -84.5, -67.5, -61.5, -52.5, -20.0, 20.5, 62.5, 90.5, 83.0]
****