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: [-23, 69, -75]

SOLUTION: [23.0, -3.0]

PROBLEM: [-16, 64, -90, -98, -31, 44, 49, -51]

SOLUTION: [24.0, -13.0, -94.0, -64.5, 6.5, 46.5, -1.0]

PROBLEM: [-38, -44, 2]

SOLUTION:
[-41.0, -21.0]