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: [14, 49, -88, 85, 79, 93, -16, 66, -35, 14, 40, 38, -9]

SOLUTION: [31.5, -19.5, -1.5, 82.0, 86.0, 38.5, 25.0, 15.5, -10.5, 27.0, 39.0, 14.5]

PROBLEM: [38, 32, -3, 13, 55, 73]

SOLUTION: [35.0, 14.5, 5.0, 34.0, 64.0]

PROBLEM: [23, 99, 56, -22, 55, 93, 2, -31, -25, 44, -21, -56, 68]

SOLUTION:
[61.0, 77.5, 17.0, 16.5, 74.0, 47.5, -14.5, -28.0, 9.5, 11.5, -38.5, 6.0]