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: [-31, 82, -67, -41, -11, 78, -32]

SOLUTION: [25.5, 7.5, -54.0, -26.0, 33.5, 23.0]

PROBLEM: [16, 35, 54, -67, 0, -98, 43, -5, 30]

SOLUTION: [25.5, 44.5, -6.5, -33.5, -49.0, -27.5, 19.0, 12.5]

PROBLEM: [100, -92, 19, 93, -11, -47, 64, 45, -72, 80, -72, 72, -98, -28]

SOLUTION:
[4.0, -36.5, 56.0, 41.0, -29.0, 8.5, 54.5, -13.5, 4.0, 4.0, 0.0, -13.0, -63.0]