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: [-14, -93, 6, -75, 34, 96, 8, -65, -91]

SOLUTION: [-53.5, -43.5, -34.5, -20.5, 65.0, 52.0, -28.5, -78.0]

PROBLEM: [1, -64, 72, 62, -38, 29, -93, 75, -71, 49, -41, 33, 73]

SOLUTION: [-31.5, 4.0, 67.0, 12.0, -4.5, -32.0, -9.0, 2.0, -11.0, 4.0, -4.0, 53.0]

PROBLEM: [-81, 22, 22, 82, 35, 52, 6, 91, -6, -11, -34, -75]

SOLUTION:
[-29.5, 22.0, 52.0, 58.5, 43.5, 29.0, 48.5, 42.5, -8.5, -22.5, -54.5]