SOLUTION: A stock analyst is studying the sales of three restaurant chains. Altogether, the restaurant chains sold 4.7*10^9 hamburgers one year. Th next year, the restaurants sold a total of

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Question 1111003: A stock analyst is studying the sales of three restaurant chains. Altogether, the restaurant chains sold 4.7*10^9 hamburgers one year. Th next year, the restaurants sold a total of 6.3*10^9 hamburgers. How many hamburgers did the restaurants sell in two years?


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