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].

[60, 14]
[37.0]

[-16, 54, 42]
[19.0, 48.0]

[57, 6, -76, -30, -3, 82, -69]

[31.5, -35.0, -53.0, -16.5, 39.5, 6.5]