jbdrummer106 jbdrummer106

22-01-2021
Mathematics

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A bookstore had 45 copies of a magazine. Yesterday, it sold 2/3 of them. Today, it sold 3/5 of what remained. How many copies does the bookstore have left?

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09kalhal99146 09kalhal99146

22-01-2021

The bookstore has 10 copies left.

Step- By- Step Explanation

After the first day, 1/3 of the original amount remained: (1/3)·45 = 15

After the second day, 2/3 of that amount remained: (2/3)·15 = 10

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