Which of the following equations best represents the graph of a function f(m)?

f(y) = m

f(x) = m

y = f(m)

x = f(m)

Out of the 180 students at a summer camp, 72 signed up for canoeing. there were 23 students who signed up for trekking, and 13 of those students also signed up for canoeing. use a two-way table to organize the information and answer the following question: approximately what percentage of students signed up for neither canoeing nor trekking? 72% 40% 54% 98%