TASK DEFINITION: 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].
PROBLEM: [-56, 71, 54, -28, 75, -89, -82, 39, -12, 81, 37, 35, 39, 66, 60]

SOLUTION: [7.5, 62.5, 13.0, 23.5, -7.0, -85.5, -21.5, 13.5, 34.5, 59.0, 36.0, 37.0, 52.5, 63.0]

PROBLEM: [-81, -5, -18, -96, 28, -86, 50, 63, 80, -52]

SOLUTION: [-43.0, -11.5, -57.0, -34.0, -29.0, -18.0, 56.5, 71.5, 14.0]

PROBLEM: [93, -14, 82, 15, -93]

SOLUTION:
[39.5, 34.0, 48.5, -39.0]