The water level in a vat changed by −9.9 inches in 2.25 hours as the vat was drained. What is the average change in the vat's water level per hour?

Respuesta :

-9.9 / 2.25 = -4.4 inches per hr

Answer:  You were correct Thanks!

                  -4.4

Step-by-step explanation:  I TOOK THE QUIZ K12