Question
In an old books sale, 1500 textbooks were sold on Thursday. 350 more textbooks were sold on Wednesday than on Thursday. 380 fewer textbooks were sold on Friday than on Wednesday. How many textbooks were sold altogether on the three days?
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In an old books sale, 1500 textbooks were sold on Thursday. 350 more textbooks were sold on Wednesday than on Thursday. 380 fewer textbooks were sold on Friday than on Wednesday. How many textbooks were sold altogether on the three days?