She should use a dot plot because there are various numbers and they aren’t completely far apart meaning it is easier.
Y = log3 27
27 = 3^x
3^3 = 27
so x = 3
25 coconuts were in the originalpile the first sailor gave one of them to the monkeys and took 1/3 of the 24th equals eight which left 16 the second sailor gave one to the monkey and took 1/3 of 15 then all three sailors took two more each