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: [6, 44, -61, -38, -97, -71, -15, 82, -43, -5, -75, 15, 58]

SOLUTION: [25.0, -8.5, -49.5, -67.5, -84.0, -43.0, 33.5, 19.5, -24.0, -40.0, -30.0, 36.5]

PROBLEM: [68, 84, 69, -82, -48, 13, -16, -87, -62, -52, -100]

SOLUTION: [76.0, 76.5, -6.5, -65.0, -17.5, -1.5, -51.5, -74.5, -57.0, -76.0]

PROBLEM: [-3, 39, -84]

SOLUTION:
[18.0, -22.5]