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: [-63, 4, 4, 49, -83, 99, 85, -18, 11, 83, 73]

A: [-29.5, 4.0, 26.5, -17.0, 8.0, 92.0, 33.5, -3.5, 47.0, 78.0]
****
Q: [-77, -52, 64, 34, -9, 29, -91, 90, 8, -87, 34, 1, -8]

A: [-64.5, 6.0, 49.0, 12.5, 10.0, -31.0, -0.5, 49.0, -39.5, -26.5, 17.5, -3.5]
****
Q: [-90, -70, -13, 38, 34, -13, -36, -49, -20, 88]

A:
[-80.0, -41.5, 12.5, 36.0, 10.5, -24.5, -42.5, -34.5, 34.0]
****