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: [7, -10, -55, 26, -43, 13, 16, -100, 57, 71, 98, -89, 35]

A: [-1.5, -32.5, -14.5, -8.5, -15.0, 14.5, -42.0, -21.5, 64.0, 84.5, 4.5, -27.0]
****
Q: [-79, 58]

A: [-10.5]
****
Q: [-61, 69, -87, -42]

A:
[4.0, -9.0, -64.5]
****