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: [93, -62, -77, 30]

SOLUTION: [15.5, -69.5, -23.5]

PROBLEM: [-34, 86, -55, 55, 97, 30, 27, -60, -25, 54, -4]

SOLUTION: [26.0, 15.5, 0.0, 76.0, 63.5, 28.5, -16.5, -42.5, 14.5, 25.0]

PROBLEM: [37, -68, 40, -11, -8]

SOLUTION:
[-15.5, -14.0, 14.5, -9.5]