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: [73, 14, 60, -37, -46, 37, 74, -6, -98, -73, 62]

SOLUTION: [43.5, 37.0, 11.5, -41.5, -4.5, 55.5, 34.0, -52.0, -85.5, -5.5]

PROBLEM: [-1, 86, 32, 82, -97, 28, -23]

SOLUTION: [42.5, 59.0, 57.0, -7.5, -34.5, 2.5]

PROBLEM: [-67, -21, -17, -46, -1, 13, -56, -24, -17]

SOLUTION:
[-44.0, -19.0, -31.5, -23.5, 6.0, -21.5, -40.0, -20.5]