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]: [92, -17, -95, -37, -56, 82, -96, 89, 35, -22, -58, -7, 80, 86, 55]
[A]: [37.5, -56.0, -66.0, -46.5, 13.0, -7.0, -3.5, 62.0, 6.5, -40.0, -32.5, 36.5, 83.0, 70.5]


[Q]: [-21, 13, 42, 12, 48, 35, -98, -25, -7, 21, 35, -24, -45]
[A]: [-4.0, 27.5, 27.0, 30.0, 41.5, -31.5, -61.5, -16.0, 7.0, 28.0, 5.5, -34.5]


[Q]: [-81, 36, -32]
[A]:
[-22.5, 2.0]