Mathematics

Mathematics, 28.06.2020 01:01, betru12315

6. A shop sells CDs and DVDs.
In one week the number of CDs sold and the number of DVDs sold were in the ratio 3:5
The total number of CDs and DVDs sold in the week was 728
Work out the number of CDs sold.

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6. A shop sells CDs and DVDs.
In one week the number of CDs sold and the number of DVDs sold...

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