A sum becomes ₹6,600 in 2 years and ₹7,920 in 3 years at compound interest.…
2025
A sum becomes ₹6,600 in 2 years and ₹7,920 in 3 years at compound interest. What is the original principal?
Answer: C. ₹4,583.33 — 1. Principal * r = 7920/6600 = 1.2. 2. P * (1.2)^2 = 6600 => P * 1.44 = 6600 => P = 4,583.33.
- A.
₹4,000.33
- B.
₹5,583.33
- C.
₹4,583.33
- D.
₹6,583.33
Attempted by 4 students.
Show answer & explanation
Correct answer: C
1. Principal * r = 7920/6600 = 1.2.
2. P * (1.2)^2 = 6600 => P * 1.44 = 6600 => P = 4,583.33.
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