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]: [41, -66, -51, -81, 57, -30, 7]
[A]: [-12.5, -58.5, -66.0, -12.0, 13.5, -11.5]


[Q]: [34, 32, -21, -70, 38, 7, -25]
[A]: [33.0, 5.5, -45.5, -16.0, 22.5, -9.0]


[Q]: [89, 18, -30, -73, -80, 25, -90, -20, -59, 11, 69, 18]
[A]:
[53.5, -6.0, -51.5, -76.5, -27.5, -32.5, -55.0, -39.5, -24.0, 40.0, 43.5]