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: [8, -8, 26, -88, 71, -9, -10, -93, -91, -72, -12]

SOLUTION: [0.0, 9.0, -31.0, -8.5, 31.0, -9.5, -51.5, -92.0, -81.5, -42.0]

PROBLEM: [84, -12, 27, 10, 23, -64, -8, 23, 3, -90, 87, 4, -74]

SOLUTION: [36.0, 7.5, 18.5, 16.5, -20.5, -36.0, 7.5, 13.0, -43.5, -1.5, 45.5, -35.0]

PROBLEM: [-75, -34, -1, 26, -70, 62, -63, -8, -10, -29, -27, 0, 87, 29, 29]

SOLUTION:
[-54.5, -17.5, 12.5, -22.0, -4.0, -0.5, -35.5, -9.0, -19.5, -28.0, -13.5, 43.5, 58.0, 29.0]