1.

raju is 19 years younger than his cousin.after 15 years their age will be in ratio 2:3 .find his present age

Answer»

Lets take Raju's cousin's age be x yrsTherefore Raju 's age = x-19Ratio between Raju and his cousinafter 15 years=2:3 or 2/3Hence (x-19+15) / x+15 = 2/3=x-5/x+15=2/3=3x-15=2x+30x=45HenceRaju's age=x-15 =45-15 =30



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