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: [33, -76, 34, -35, 27, 74]

SOLUTION: [-21.5, -21.0, -0.5, -4.0, 50.5]

PROBLEM: [-14, 33, -89]

SOLUTION: [9.5, -28.0]

PROBLEM: [-76, -88, -40, -2]

SOLUTION:
[-82.0, -64.0, -21.0]