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: [16, -51, -26, 81, 86, 96, 72, 44]

SOLUTION: [-17.5, -38.5, 27.5, 83.5, 91.0, 84.0, 58.0]

PROBLEM: [58, 76, 12, -55, 74, 15, -81]

SOLUTION: [67.0, 44.0, -21.5, 9.5, 44.5, -33.0]

PROBLEM: [-5, 19, -85, -10]

SOLUTION:
[7.0, -33.0, -47.5]