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: [-13, 31, 0, 53]

A: [9.0, 15.5, 26.5]
****
Q: [59, -64, -32, 17, -11, 56, 91, -44, 86, -59, -3, -8, 62, -66, 1]

A: [-2.5, -48.0, -7.5, 3.0, 22.5, 73.5, 23.5, 21.0, 13.5, -31.0, -5.5, 27.0, -2.0, -32.5]
****
Q: [93, -20, -64, -4, -73, 78, -84, 84, -87]

A:
[36.5, -42.0, -34.0, -38.5, 2.5, -3.0, 0.0, -1.5]
****