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25-10-2022
Mathematics

contestada

There are 8 chairs around one dining room table. Three of the chairs have arm-rests. There are 8 chairs around another table, and 7 of them have arm-rests.
What percent of the 16 chairs have arm-rests?
A. 47.5%
B. 50%
C. 55%
D. 62.5%
E. 70%

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