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]: [-66.735, 23.822, -34.5, 118.327, 242.333]
[A]: 56.649


[Q]: [49.462, -87.869, 36.985, 94.248, 175.789]
[A]: 53.723


[Q]: [218.725, 201.379, 122.525, -52.685, 31.401, 209.371, 215.647, 208.345, 135.43, 135.002]
[A]:
142.514