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QUESTION
Find the base for the following items. 50 is 20% of what number? 50 is 20% of what number? 18 is 331⁄3% of what number? 4 is 1% of what number? 5% of what number is 90? 162⁄3% of what number is 72
Find the base for the following items. 50 is 20% of what number? 50 is 20% of what number? 18 is 331⁄3% of what number? 4 is 1% of what number? 5% of what number is 90? 162⁄3% of what number is 72?
