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: [81, -51, 1, -76, 11, 93, -3, 40, -15, -37, -20, -34, -85, -64, -34]

A: [15.0, -25.0, -37.5, -32.5, 52.0, 45.0, 18.5, 12.5, -26.0, -28.5, -27.0, -59.5, -74.5, -49.0]
****
Q: [53, -72, 28, 71, -20, 47, 3, 68]

A: [-9.5, -22.0, 49.5, 25.5, 13.5, 25.0, 35.5]
****
Q: [-2, -2, -59]

A:
[-2.0, -30.5]
****