In a particular fraction the numerator and denominator are both positive. The numerator of this fraction is increased by 40%. By what percentage should its denominator be decreased so that the new fraction is double the original fraction?
In a particular fraction the numerator and denominator are both positive. The numerator of this fraction is increased by 40%. By what percentage should its denominator be decreased so that the new fraction is double the original fraction? Can you solve this? - candidate answer list

Can you solve this?

Math Topic: Logic
Grade: 6, 7, 8

Key Word: Logic math puzzle, Mathcounts
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