Mr. Duc asked Perry to set up 450 chairs in a large hall. Perry puts 20 chairs in each row. He has already set up 15 rows of chairs. How many more chairs must he set up? A. 300 more B. 35 more C. 150 more - QAmmunity.org

Mr. Duc asked Perry to set up 450 chairs in a large hall. Perry puts 20 chairs in each row. He has already set up 15 rows of chairs. How many more chairs must he set up? A. 300 more B. 35 more C. 150 more

asked Jan 3, 2020 102k views

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