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OpenStudy (klimenkov):
Mary and John want to buy a book. Mary needs 1 more cent to buy it. John needs 7 more cents to buy it. They have added all their money, but they still could not buy the book. How much does the book cost?
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OpenStudy (compassionate):
Must...Resist...The...Urge...To...Snipe...Higgs.
OpenStudy (anonymous):
john has less than 1 cent and mary has less than 7 cents. john = 0<j<1 so mary must be 6<m<7 the book can be anywhere between 7 and 8 not including
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