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Un article trouvé pour ce sujet.
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The number of seats in an auditorium |
2000-05-16 |
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David Evaska pose la question :
There are 10 students in the first row of seats in an auditorium 12 in the second 14 in the third and 2 additional in each seat. The total number of rows is 40. I know the answer is 1960 can you please show me the formula step by step.
Penny Nom lui répond. |
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