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: [41, -66, -51, -81, 57, -30, 7]

SOLUTION: [-12.5, -58.5, -66.0, -12.0, 13.5, -11.5]

PROBLEM: [92, -24, -56, -81, 53, 60, 5, -82, -14, -26, -31, -83, 17]

SOLUTION: [34.0, -40.0, -68.5, -14.0, 56.5, 32.5, -38.5, -48.0, -20.0, -28.5, -57.0, -33.0]

PROBLEM: [1, 64, -12, -75, 99, 70, -83]

SOLUTION:
[32.5, 26.0, -43.5, 12.0, 84.5, -6.5]