✅ Correct Answer / सही उत्तर: *D) 40 years / 40 वर्ष* ⸻ *📘 Explanation / व्याख्या:* English: Let son’s age = x Then Ravi’s age = 4x After 5 years: Ravi = 4x + 5, Son = x + 5 Now, 4x + 5 = 3(x + 5) → x = 10, so Ravi = 4 × 10 = 40 years Hindi: मान लीजिए बेटे की उम्र = x तो रवि की उम्र = 4x 5 साल बाद: रवि = 4x + 5, बेटा = x + 5 अब, 4x + 5 = 3(x + 5) → x = 10, इसलिए रवि = 4 × 10 = 40 वर्ष https://www.examveda.com/mcq-question-on-arithmetic-ability/ Hit thumbs up 👍🏻