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: [24, -46, -3, -23, -54, 24, 89, -5, -46, -97, 64, -83]

SOLUTION: [-11.0, -24.5, -13.0, -38.5, -15.0, 56.5, 42.0, -25.5, -71.5, -16.5, -9.5]

PROBLEM: [-96, 12]

SOLUTION: [-42.0]

PROBLEM: [6, -39, 71, -36, -4, 83, -60, 75, 97, -99]

SOLUTION:
[-16.5, 16.0, 17.5, -20.0, 39.5, 11.5, 7.5, 86.0, -1.0]