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malfutka [58]
2 years ago
5

the ratio of the weight of a book to the weight of a mug is 7:5 what fraction of the total weight of the book and mug is the wei

ght of the book?
Mathematics
1 answer:
Elena-2011 [213]2 years ago
7 0
12:7
because you add 7 and 5 and then there is the 7 for the book weight
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