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: [38, -15, -76]

SOLUTION: [11.5, -45.5]

PROBLEM: [70, 22, 42, -61, -38, 33, -70]

SOLUTION: [46.0, 32.0, -9.5, -49.5, -2.5, -18.5]

PROBLEM: [60, -62, 60, 25, -76, -95]

SOLUTION:
[-1.0, -1.0, 42.5, -25.5, -85.5]