Multiple choice

If the simple interest for 6 years be equal to 30% of the principal, it will be equal to the principal after यदि 6 वर्ष में साधारण ब्याज मूलधन के 30% के बराबर है, यह मूलधन के बराबर कितने समय के बाद होगा

  1. 20 years/वर्ष

  2. 30 years/वर्ष

  3. 10 years/वर्ष

  4. 22 years/वर्ष
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A Correct answer
Explanation

If SI for 6 years = 30% of principal, then SI for 1 year = 5% of principal. For SI to equal principal (100%), we need 100% / 5% = 20 years. This is a direct proportion problem in simple interest.

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