miagarduno miagarduno

13-06-2021
Mathematics

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If 12 rolls of toilet paper cost $4 how many rolls of toilet paper can you buy for $8?

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wegnerkolmp2741o wegnerkolmp2741o

13-06-2021

Answer:

24 rolls

Step-by-step explanation:

12 rolls x rolls

------------ = ------------------

4 dollars 8 dollars

Using cross products

12*8 = 4x

96 = 4x

Divide by 4

96/4 = 4x/4

24 =x

24 rolls

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