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Tina read 20% of her textbook this week. If Tina read 9 pages, how many pages, total, are in hertextbook?

User Dan Hunex
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1 Answer

2 votes

Answer:

45 pages

Step-by-step explanation:

The total number of pages in her textbook is equivalent to 100% of her textbook. So, using the ratio that 20% are 9 pages, we can find the 100% as follows


100*(9)/(20)=(100*9)/(20)=(900)/(20)=45

Therefore, her textbook has 45 pages in total.

User Bart Van Den Burg
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