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To mail a package , the rate is X cents for the first pound [#permalink]
20 Jan 2008, 09:31
100% (01:38) correct
0% (00:00) wrong based on 5 sessions
To mail a package , the rate is X cents for the first pound and Y cents for an additional pound, where X>Y. Two packages weighing 3 pounds and 5 pounds, respectively, can be mailed separately or combined as one package. Which method id cheaper, and how much money is saved?
A. combines, with a saving of X-Y cents B. combined, witha saving of Y-X cents. C. combined with a sving of X cents. D. separately, with a saving of X-Y cents. E. separately, with a saving of Y cents.