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: [87, 68, 44, -69, -43]

SOLUTION: [77.5, 56.0, -12.5, -56.0]

PROBLEM: [96, 76, -4]

SOLUTION: [86.0, 36.0]

PROBLEM: [56, -71, -75, 36, 77, -13, 72, 40, -43]

SOLUTION:
[-7.5, -73.0, -19.5, 56.5, 32.0, 29.5, 56.0, -1.5]