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: [58, -15]

A: [21.5]
****
Q: [-48, -86, 13, 21, 39, -52, 70, 6, 66, 58, -3, 88, -64]

A: [-67.0, -36.5, 17.0, 30.0, -6.5, 9.0, 38.0, 36.0, 62.0, 27.5, 42.5, 12.0]
****
Q: [77, 47, 61, -35, -19, -29, 5, 17, -85, 35, -49, 53]

A:
[62.0, 54.0, 13.0, -27.0, -24.0, -12.0, 11.0, -34.0, -25.0, -7.0, 2.0]
****