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: [-2, -57, 85, -7, 81, 57, -60, -87, -18]

SOLUTION: [-29.5, 14.0, 39.0, 37.0, 69.0, -1.5, -73.5, -52.5]

PROBLEM: [43, 84]

SOLUTION: [63.5]

PROBLEM: [87, 46, -13, -69, 33, 59, -22, -94, -58, 40]

SOLUTION:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
[66.5, 16.5, -41.0, -18.0, 46.0, 18.5, -58.0, -76.0, -9.0]

