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: [-12, 93, -67, 52, -13, 30, -65, 71]

SOLUTION: [40.5, 13.0, -7.5, 19.5, 8.5, -17.5, 3.0]

PROBLEM: [72, 26, -4, 14, 32, 55, -93, 5, -61, 52, -68, 93, 27, 24, 80]

SOLUTION: [49.0, 11.0, 5.0, 23.0, 43.5, -19.0, -44.0, -28.0, -4.5, -8.0, 12.5, 60.0, 25.5, 52.0]

PROBLEM: [62, 36, -52, -97, 75, 97, 10, -7, -22, 70]

SOLUTION:
[49.0, -8.0, -74.5, -11.0, 86.0, 53.5, 1.5, -14.5, 24.0]