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]: [75, 72, -1, -74, -80, 11, 16, 8, 32, 85, 53]
[A]: [73.5, 35.5, -37.5, -77.0, -34.5, 13.5, 12.0, 20.0, 58.5, 69.0]


[Q]: [38, -15, -76]
[A]: [11.5, -45.5]


[Q]: [33, -100, 92, 19, 47, -53, -84, -48, 4]
[A]:
[-33.5, -4.0, 55.5, 33.0, -3.0, -68.5, -66.0, -22.0]