Nancy measured a house and made a scale drawing. the living room, which is 9 meters long in real life, is 3 millimeters long in the drawing. what scale factor does the drawing use? simplify your answer and write it as a ratio, using a colon.

The slope of the line whose equation is 2x - 1 = 0 is

Which statement describes the slope of the line?

The equation m = 19.32v can be used to find the mass m in grams of a pure gold coin with volume v in cubic centimeters. carl has a coin with a mass of 37.8 grams. the coun's volume is 2.1 cubic centimeters. could the coin be pure gold? explain your reasoning. whoever answers this correctly gets marked brainliest! this is also worth a decent amount of points than normal questions!