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: [-20, -20, 87, -95, 61, -9, -35]

SOLUTION: [-20.0, 33.5, -4.0, -17.0, 26.0, -22.0]

PROBLEM: [-12, 93, -67, 52, -13, 30, -65, 71]

SOLUTION: [40.5, 13.0, -7.5, 19.5, 8.5, -17.5, 3.0]

PROBLEM: [-38, -95, 51, 76, 94, 11, 3, -26, 16, -4, -73, 15, -77, -44]

SOLUTION:
[-66.5, -22.0, 63.5, 85.0, 52.5, 7.0, -11.5, -5.0, 6.0, -38.5, -29.0, -31.0, -60.5]