The charge for a single room at Hotel P is 70 percent less than the charge for a single room at Hotel R and 10 percent less than the charge for a single room at Hotel G. The charge for a single room at Hotel R is what percent greater than the charge for a single room at Hotel G?  Choose one
A) 100%  B) 120%  C) 150%  D) 200%  E) 300%
P = 0.3R = 0.9G   R = 0.9G/0.3 = 3G   Thus R is 200% greater than G.   The answer is 200%.0.9 /0.3= 
<gadget id="calculator">0.9 /0.3</gadget>
<output>3</output>
3G   Thus R is 200% greater than G.   The answer is 200%.
<result>D</result>
The charge for a single room at Hotel P is 70 percent less than the charge for a single room at Hotel R and 10 percent less than the charge for a single room at Hotel G. The charge for a single room at Hotel R is what percent greater than the charge for a single room at Hotel G?