Doug entered a conoe race he rowed 3.5 miles in .5 hrs what is his average speed

Two fire-lookout stations are 190 miles apart, with station a directly south of station b. both stations spot a fire. the bearing of the fire from station a is upper n 55 degrees upper e and the bearing of the fire from station b is upper s 60 degrees e. how far, to the nearest tenth of a mile, is the fire from each lookout station?

What are the constants in this expression? -10.6+9/10+2/5m-2.4n+3m

Which is the equation of an ellipse with directrices at x = ±4 and foci at (2, 0) and (−2, 0)?