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Rama09 [41]
3 years ago
11

Sold 72 books. if ratio of books to bookmarks is 9:2, how many bookmark was sold?

Mathematics
2 answers:
prohojiy [21]3 years ago
8 0

Answer:

40

Step-by-step explanation:

They sold 9 book marks for every 2 books (9:2 ratio).

72/9 = 2/x

Cross multiply. 72 * x = 72x

9 * 2 = 18

72 divided by 18 = 40

Monica [59]3 years ago
5 0

Answer:

16 bookmarks were sold

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Statements                          Reasons

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