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Mathematics, 12.08.2021 22:10 blakesmith0110

A trader bought 55 articles. Some of them cost 250 naira and d rest at 500 naira each The total cost of the article is 7500 naira How many of each type were bought?​

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A trader bought 55 articles. Some of them cost 250 naira and d rest at 500 naira each The total cost...
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