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jmc

algebra junior

Problem

Xanthia can read 100 pages per hour and Molly can read 50 pages per hour. If they each read the same book, and the book has 225 pages, how many more minutes than Xanthia would it take for Molly to finish reading the book?
Solution
Reading the book takes Xanthia

hours.

It takes Molly

hours.

The difference is hours, or minutes.
Final answer
135