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: [-13, 97, -60, -24, 6, 8, -89, -98, 20, -76]

SOLUTION: [42.0, 18.5, -42.0, -9.0, 7.0, -40.5, -93.5, -39.0, -28.0]

PROBLEM: [35, 54, 66, 55, 64, 42, 88, 74, -32, 37]

SOLUTION: [44.5, 60.0, 60.5, 59.5, 53.0, 65.0, 81.0, 21.0, 2.5]

PROBLEM: [-11, -64, -34, -79, -83, 34, 72, 42, -92, 17, -15, -69, 75, -2]

SOLUTION:
[-37.5, -49.0, -56.5, -81.0, -24.5, 53.0, 57.0, -25.0, -37.5, 1.0, -42.0, 3.0, 36.5]