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, -29, -43, 99, -63, -80, -73, -50, -58]

A: [30.0, -36.0, 28.0, 18.0, -71.5, -76.5, -61.5, -54.0]
****
Q: [70, 22, 42, -61, -38, 33, -70]

A: [46.0, 32.0, -9.5, -49.5, -2.5, -18.5]
****
Q: [-6, 70, -55, 69, 66, -45, 70]

A:
[32.0, 7.5, 7.0, 67.5, 10.5, 12.5]
****