price of 15chairs and 21 tables is equal to the prize of 18 chairs and 12 tables. find the ratio of prize of one chair and one table?
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I hope this will help you
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Answered by
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Answer:
3:1
Explanation:
chairs be x and tables be y
15x + 21y = 18x + 12
9y = 3x
3y = x
x/y = 3/1
x: y = 3:1
hence solved
i hope u will understand..
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