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: [-38, 16, 22, 72, 38, -22, 16, -14, 8, -69, 52, -91, -96, 70]

SOLUTION: [-11.0, 19.0, 47.0, 55.0, 8.0, -3.0, 1.0, -3.0, -30.5, -8.5, -19.5, -93.5, -13.0]

PROBLEM: [70, 88, 58, -25, 49, -89, 76, -46, 59, 48, -40, -62]

SOLUTION: [79.0, 73.0, 16.5, 12.0, -20.0, -6.5, 15.0, 6.5, 53.5, 4.0, -51.0]

PROBLEM: [18, 72, -50, -26, 95, -43, 99, -27, 32]

SOLUTION:
[45.0, 11.0, -38.0, 34.5, 26.0, 28.0, 36.0, 2.5]