I need help with this pleaaase :,]

What is the square root of 45? (step by step working plz)

The number of lattes sold daily for two coffee shops is shown in the table: lattes 12 52 57 33 51 15 46 45 based on the data, what is the difference between the median of the data, including the possible outlier(s) and excluding the possible outlier(s)? 48.5 23 8.4 3

45% of the trees in a park are apple trees. there are 27 apple trees in the park. how many trees are in the park in all?