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: [66, 64, 72, -51, 62, 66, -93]

SOLUTION: [65.0, 68.0, 10.5, 5.5, 64.0, -13.5]

PROBLEM: [52, 88, 91, 51, 48, 72, 93, 44, -23]

SOLUTION: [70.0, 89.5, 71.0, 49.5, 60.0, 82.5, 68.5, 10.5]

PROBLEM: [-98, 74, -1, -61, -46, 21]

SOLUTION:
[-12.0, 36.5, -31.0, -53.5, -12.5]