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]: [40, 71, -1, -56, -2, 41, 15, -55, -62, 64, 100]
[A]: [55.5, 35.0, -28.5, -29.0, 19.5, 28.0, -20.0, -58.5, 1.0, 82.0]


[Q]: [-31, 47, -12, 69, 3, 15, 55, 87, 81, 75, -77, -59, -28]
[A]: [8.0, 17.5, 28.5, 36.0, 9.0, 35.0, 71.0, 84.0, 78.0, -1.0, -68.0, -43.5]


[Q]: [24, 61, -19, -2, -80]
[A]:
[42.5, 21.0, -10.5, -41.0]