Thursday, March 29, 2012

P6 Ratio (Heuristic: Guess-and-Check (GAC), Algebra, Area Diagram,)

Mrs Lim bought some forks and spoons in the ratio of 4:3.Each spoon cost 50 cents more than each fork.If she spent $156 altogether and the amount she spent on the forks was $12 more than the amount she spent on the spoons,how many forks and spoons did she buy?


(question from She Huiping dtd: Wed, Mar 28, 2012 at 5:58 PM)