Multiple choice

3 year ago, the combined age of my mother and mine was 40 years. 2 years hence the ratio of our ages will 2 : 3. What is my present age? 3 वर्ष पहले, मेरी और मेरी माता की उम्र का योग 40 वर्ष था। 2 वर्ष बाद हमारी उम्र में अनुपात 2 : 3 हो जाएगा। मेरी वर्तमान उम्र क्या है?

  1. 12 years/वर्ष

  2. 18 years/वर्ष

  3. 22 years/वर्ष

  4. 28 years/वर्ष
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Let present ages be M (mother) and Y (you). 3 years ago: (M-3)+(Y-3)=40, so M+Y=46. In 2 years: (Y+2)/(M+2)=2/3, so 3(Y+2)=2(M+2). Substituting M=46-Y: 3Y+6=2(48-Y)=96-2Y, so 5Y=90, Y=18. Your present age is 18 years.

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