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: [-1, -95, 61, -8, 6, 98, 96, -32, 66, 44, -23, -90]

SOLUTION: [-48.0, -17.0, 26.5, -1.0, 52.0, 97.0, 32.0, 17.0, 55.0, 10.5, -56.5]

PROBLEM: [-71, -50, 89, 64, -54, 29, 65, -13, -13, -58]

SOLUTION: [-60.5, 19.5, 76.5, 5.0, -12.5, 47.0, 26.0, -13.0, -35.5]

PROBLEM: [21, -86, -14, 31, 1, -59, 87]

SOLUTION:
[-32.5, -50.0, 8.5, 16.0, -29.0, 14.0]