N notsowisetooth Full Member 10+ Year Member 15+ Year Member Joined Jun 5, 2007 Messages 86 Reaction score 0 Points 0 Dental Student Jun 29, 2009 #1 Advertisement - Members don't see this ad A Horse and a carriage cost $5,000 together. By Selling the horse at a 10% profit and the carriage at an 80% loss, a total profit of 1% is made. What is the cost of the horse? The answer is 4,500$, but im not convinced
Advertisement - Members don't see this ad A Horse and a carriage cost $5,000 together. By Selling the horse at a 10% profit and the carriage at an 80% loss, a total profit of 1% is made. What is the cost of the horse? The answer is 4,500$, but im not convinced
U UCB05 Full Member 15+ Year Member Joined Jun 14, 2009 Messages 813 Reaction score 10 Points 4,817 Pre-Dental Jun 29, 2009 #2 x=carriage cost, y=horse cost, x+y=5000, x= 5000-y Given in question: 1.1y + 0.2x = 5050 (=cost plus 1% profit) 1.1y = 5050 - 0.2x substitute for x : 1.1y = 5050 - 0.2(5000-y)= 5050 - 1000 + 0.2Y 0.9y = 4050, y = 4500 Upvote 0 Downvote
x=carriage cost, y=horse cost, x+y=5000, x= 5000-y Given in question: 1.1y + 0.2x = 5050 (=cost plus 1% profit) 1.1y = 5050 - 0.2x substitute for x : 1.1y = 5050 - 0.2(5000-y)= 5050 - 1000 + 0.2Y 0.9y = 4050, y = 4500
