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].

[-94, -24]
[-59.0]

[-2, -57, 85, -7, 81, 57, -60, -87, -18]
[-29.5, 14.0, 39.0, 37.0, 69.0, -1.5, -73.5, -52.5]

[-42, 66, -21, 52, -71, 88, 38, -53]

[12.0, 22.5, 15.5, -9.5, 8.5, 63.0, -7.5]