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There are 15 books on a shelf. 9 of these books are new. The rest of them are used.

There are 15 books on a shelf. 9 of these books are new. The rest of them are used.
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There are 15 books on a shelf. 9 of these books are new. The rest of them are used.

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User Vamsivanka
by
7.2k points

1 Answer

8 votes

Answer: 7

Explanation:

15-9 =

9 10 11 12 13 14 15

1 2 3 4 5 6 7

7 books were used.

answered
User Sysconfig
by
7.4k points
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