Chapter 12 - Data Analysis and Probability - 12-7 Theoretical and Experimental Probability - Practice and Problem-Solving Exercises - Page 774: 48

B ,y=$\frac{50}{x}$

Use the inverse variation model:y=$\frac{k}{x}$.Y=10 and X=5 so solve for K by plugging in the values: y=$\frac{k}{x}$ -plug in- 10=$\frac{k}{5}$ -multiply both sides by 5- 50=k The equation is y=$\frac{50}{x}$ which is choice G.