The length of the sides of a square is given by the expression 4.8x + 2.4. Which expression represents the perimeter of the square? OA.
4.8x + 2.4 + 4
OB
19.2x + 2.4
C.
8(2.4x + 1.2)
OD
4.8x + 9.6
PLEASE I NEED HELP

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%