Ten minutes after a submarine is launched from a research ship, it is 25 meters below the surface. after 30 minutes, the submarine has descended 75 meters. at what rate is the submarine diving?

Scenario: a rectangular plot of ground is 5 meters longer than it is wide. its area is 20,000 square meters. question: what equation will you find the dimensions? note: let w represent the width. options: w(w+5)=20,000 w^2=20,000+5 (w(w+5))/2=20,000 w+2(w+5)=20,000