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: [-29, 30, -85, 70, 5, -41]

SOLUTION: [0.5, -27.5, -7.5, 37.5, -18.0]

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: [84, -14, -29, -74, 84, -43, -43, 99, -6, 41]

SOLUTION:
[35.0, -21.5, -51.5, 5.0, 20.5, -43.0, 28.0, 46.5, 17.5]