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प्रश्न
The average age of A, B, and C is 20 years. and that of B and C is 25 years. What is the age of A?
पर्याय
20 years
10 years
15 years
25 years
MCQ
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उत्तर
10 years
Explanation:
A + B + C = 20 × 3 ......(i)
B + C = 25 × 2 ......(ii)
⇒ A = 10 years
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Problems Based on Ages (Entrance Exam)
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
