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: [96, 76, -4]

SOLUTION: [86.0, 36.0]

PROBLEM: [29, -92, 6, -24, -12, 98, 69, 26, -32, 70, 37]

SOLUTION:
[-31.5, -43.0, -9.0, -18.0, 43.0, 83.5, 47.5, -3.0, 19.0, 53.5]