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]: [54, -28, -32]
[A]: [13.0, -30.0]


[Q]: [17, -31, 89, -43, 58, -50, 2, -61]
[A]: [-7.0, 29.0, 23.0, 7.5, 4.0, -24.0, -29.5]


[Q]: [65, 27, 91, -39, -40, 73, -87, 11, 87, -59, -14]
[A]:
[46.0, 59.0, 26.0, -39.5, 16.5, -7.0, -38.0, 49.0, 14.0, -36.5]