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: [-60, 14, 11, 76]

SOLUTION: [-23.0, 12.5, 43.5]

PROBLEM: [-90, 40, 90]

SOLUTION: [-25.0, 65.0]

PROBLEM: [36, -26, 37, -5, -52]

SOLUTION:
[5.0, 5.5, 16.0, -28.5]