A city has 3 new houses for every 7 old houses. If there are 21 new houses in the city, how many old houses are there? A. 52 B. 49 C. 51 D. 47

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Fernando Vellozo asked Nov 21, 2023

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A city has 3 new houses for every 7 old houses. If there are 21 new houses in the city, how many old houses are there?

A.
52
B.
49
C.
51
D.
47

Mathematics
high-school

Fernando Vellozo asked Nov 21, 2023

by Fernando Vellozo

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24 votes

Answer:

Answer to the question is B: 49

Jacek Dominiak answered Nov 24, 2023

by Jacek Dominiak

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18 votes

Answer:

B. 49

Explanation:

21/3 = 7 new houses

7*7 = 49 old houses

Qrzysio answered Nov 28, 2023

by Qrzysio

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