i don't know how to do this hard question..i think

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Ai Ling exchanged 200 Singapore dollars for 440 Ringgits. At this rate, how many ringgit could she exchange for 300 Singapore dollars?

Guest Mar 19, 2012

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1⁺⁰ Answers

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440/200=2,2
-->
300+2,2 = 660

Guest Mar 19, 2012

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