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: [41, -16, -86, -96, -67, 28, -89]

SOLUTION: [12.5, -51.0, -91.0, -81.5, -19.5, -30.5]

PROBLEM: [-84, -19]

SOLUTION: [-51.5]

PROBLEM: [-34, 86, -91, -66, 73, 33, -39, 55, -93, -92]

SOLUTION:
[26.0, -2.5, -78.5, 3.5, 53.0, -3.0, 8.0, -19.0, -92.5]