A hall had 54 chairs arranged in equal rows of 6. A total of 3 complete rows were removed. How many chairs remained?
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- Find how many rows there were at first.
- Subtract 3 × 6 from 54.
Show the answer and solution
Answer: 36
There were 54 ÷ 6 = 9 rows. After removing 3 rows, 6 rows remained, which is 6 × 6 = 36 chairs.