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Mathematics, 29.03.2021 17:30 maciemarklin3522
At the start of the week a bookshop had science and art books in the ratio 2:5. By the end of the week, 20% of each type of books were sold and 2240 books of both types were unsold. How many books of each type were there at the start of the week?
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At the start of the week a bookshop had science and art books in the ratio 2:5. By the end of the we...
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