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: [52, 88, 91, 51, 48, 72, 93, 44, -23]

SOLUTION: [70.0, 89.5, 71.0, 49.5, 60.0, 82.5, 68.5, 10.5]

PROBLEM: [-74, -2]

SOLUTION: [-38.0]

PROBLEM: [48, -38, -43, -85, -33, -53, -4, -92, -24, 89, 91, 8, 89]

SOLUTION:
[5.0, -40.5, -64.0, -59.0, -43.0, -28.5, -48.0, -58.0, 32.5, 90.0, 49.5, 48.5]