Question
Penelope read a book from Thursday to Sunday. Every day, she read 15 more pages than the day before. She read 71 pages on Sunday. How many pages of the book did Penelope read from Thursday to Sunday altogether?
2 m

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Penelope read a book from Thursday to Sunday. Every day, she read 15 more pages than the day before. She read 71 pages on Sunday. How many pages of the book did Penelope read from Thursday to Sunday altogether?