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]: [91, -52, -63, 41]
[A]: [19.5, -57.5, -11.0]


[Q]: [-24, -77, -80, -97, 30, -25, -95, 97, -92]
[A]: [-50.5, -78.5, -88.5, -33.5, 2.5, -60.0, 1.0, 2.5]


[Q]: [32, -42, 15, -34, -1, -45, 56, -61, -70, -10, 21]
[A]:
[-5.0, -13.5, -9.5, -17.5, -23.0, 5.5, -2.5, -65.5, -40.0, 5.5]