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A city has 5 new houses for every 7 old houses. If there are 45 new houses in the city, how many old houses are there?

A city has 5 new houses for every 7 old houses. If there are 45 new houses in the city, how many old houses are there?
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2 votes
A city has 5 new houses for every 7 old houses. If there are 45 new houses in the city, how many old houses are there?

User Nishith
by
8.4k points

1 Answer

5 votes

Answer:

63

Explanation:

Make a ratio:

5 : 7 = 45 : x

x = 63

User Chenglu
by
7.6k points
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