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: [92, -24, -56, -81, 53, 60, 5, -82, -14, -26, -31, -83, 17]

SOLUTION: [34.0, -40.0, -68.5, -14.0, 56.5, 32.5, -38.5, -48.0, -20.0, -28.5, -57.0, -33.0]

PROBLEM: [93, 67, 33, -57, -41, 49, -18, 10, 10]

SOLUTION: [80.0, 50.0, -12.0, -49.0, 4.0, 15.5, -4.0, 10.0]

PROBLEM: [-47, 80, -60, 3]

SOLUTION:
[16.5, 10.0, -28.5]