The point (12, 9) is included in a direct variation. what is the constant of variation?

Derricks dog sitting and darlene's dog sitting are competing for new business. the companies ran the ads shown.which dog sitting service is more economic to use if you need 5 hours of service? explain.

Is the orthocenter of a triangle on the inside ?

Find the value. a. 0.003 b. 0.03 c. 0.3 d. 3