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Mathematics, 09.11.2021 19:20 aurora32

B) The cost of one ruler is r cents. The cost of one protractor is p cent
The total cost of 5 rulers and I protractor is 245 cents.
The total cost of 2 rulers and 3 protractors is 215 cents.
Write down two equations in terms of r and p and solve these equations to find the cost of one protractor.

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B) The cost of one ruler is r cents. The cost of one protractor is p cent
The total cost of...
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