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18-01-2019
Mathematics

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I need help with number 9, i need to know if the ratio forms a proportion.

I need help with number 9 i need to know if the ratio forms a proportion class=

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18-01-2019

The data in the table are not proportionate because 4 pounds cost 3.55, meaning each pound costs 0.8875 while 6 pounds cost 4.33, which is 0.72166667 per pound.

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