A teacher has 9 books. She puts them on 3 shelves equally. How many books are on each shelf?
Answer
3
The correct answer is 3 — Each shelf will therefore have 3 books.
Step-by-step solution
- Divide the total number of books by the number of shelves.
- because 9 is evenly divisible by 3.
- Each shelf will therefore have 3 books.
Common mistake: using addition instead of division or misreading the number of shelves
Concept tested: equal sharing / division
Published · How this solution was prepared and checked
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