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primary 5 | Maths
| Rate & Ratio
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Q9 pls help
Thanks
Date Posted: 6 years ago
Views: 732
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done
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Because when he buys 40, he has $5 left. When he buys 50, he needs another $15.
So 10 doughnuts costs $20.
So 10 doughnuts costs $20.
Date Posted:
6 years ago
Thanks a lot
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