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30-04-2017
Mathematics

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Raul bought a soft drink and a sandwich for $9.90. What is the price of each if the sandwich cost 3.5 times as much as the soft drink?

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PHDFlopper PHDFlopper

30-04-2017

x=price of soft drink
3.5x=price of sandwich
4.5x=total
4.5x=9.90
x=2.2
A sandwich costs $7.70 and a soft drink costs $2.20

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