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karim has 40% more stamps than rahim . If he gives 45 of his stamps to Rahim will have 10% more stamps than karim . How many stamps did karim begin with ?

Correct Answer: 245
ধরি, রহিমের আছে x টি করিমের আছে ( x + x এর 40/100) টি = ( x + 2x/5) টি = ( 7x/5) টি। ( x + 45) - ( 7x/5 - 45) × 10/100 = ( 7x/5 - 45) 10x + 450 - 7x/5 + 45 = 14x - 450 4x + 7x/5 = 945 20x + 7x = 945 × 5 x = 945 × 5 / 27 x = 175 করিমের stamp সংখ্যা = 175 × 7 / 5 = 245

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