In this task you will be given a list of numbers and you need to find the mean (average) of that list. The mean of a list can be found by summing every number in the list then dividing the result by the size of that list. The output should be rounded to 3 decimal places.

[Q]: [-24.069, 49.942, -56.199, 147.337, 81.429, 198.62, -91.886, 33.842, -16.712, -51.661]
[A]: 27.064


[Q]: [70.553, 193.054, 166.173, 115.812]
[A]: 136.398


[Q]: [140.529, 104.904, 116.191]
[A]:
120.541