यदि x का 90%= y का 30% और y=x का a% है, तो a का मान ज्ञात किजिए
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See less90% of x= 30% of y x×90/100=y×30/100 3x=y y=a% of x=x×a/100 y=x×a/100=3x a=300
90% of x= 30% of y
See lessx×90/100=y×30/100
3x=y
y=a% of x=x×a/100
y=x×a/100=3x
a=300
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