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해법
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Given:
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38 is 40% of what numberLargest number is 80 What is smallest number? Set of 50The 차이 of twenty-seven and five times a number is less than or equal to four times a numberlipstick costs 2000 after 20 percent discount. what is the original price14.) The sum of two integers is-7 . The:차이 of these same two numbers is-3:What are the two numbers?