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Mathematics, 07.04.2020 04:47 helphelp81

A street vendor sells two type of newspapers, one for $0.25 and the other for $0.40. If he sold
100 newspapers for $28.00, how many did he sell at $0.25?

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A street vendor sells two type of newspapers, one for $0.25 and the other for $0.40. If he sold
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