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: [24, -46, -3, -23, -54, 24, 89, -5, -46, -97, 64, -83]

SOLUTION: [-11.0, -24.5, -13.0, -38.5, -15.0, 56.5, 42.0, -25.5, -71.5, -16.5, -9.5]

PROBLEM: [-76, -63, 15, 34, 34, 62, 23, -67, -17, 84, -47]

SOLUTION: [-69.5, -24.0, 24.5, 34.0, 48.0, 42.5, -22.0, -42.0, 33.5, 18.5]

PROBLEM: [51, -2, -87, -86, -81, 80, 8, -97, -29, -5]

SOLUTION:
[24.5, -44.5, -86.5, -83.5, -0.5, 44.0, -44.5, -63.0, -17.0]