what is (3.2 × 10^4) × (2 × 10^–2)? a. 6.4 × 10^–8 b. 6.4 × 10^–2 c. 6.4 × 10^2 d. 6.4 × 10^8

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%