Please help
the answer is not 16

Pyramid shown has a square base that is 18 inches on each side has a surface area of 164 square inches what is the slant height

If x varies directly as y, and x = 7.5 when y = 10, find x when y = 4

Currently, the largest cruise ship has a tonnage of 225,282 gross tons (gt). which of the following is a reasonable estimate for the tonnage of this cruise ship? a. 2 × 10^5 gt b. 2 × 10^6 gt c. 2 × 10^-5 gt d. 2 × 10^-6 gt