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A city has 4 new houses for every 9 old houses. If there are 28 new houses in the city, how many old houses are there?

A. 61
B. 63
C. 67
D. 65

User Turbod
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1 Answer

4 votes
The answer is B because 4 X 7 is 28 so 9 times 7 is 63
User Alexey Kiselev
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