SSC CGL – Combined Graduate Level Examination · Question 64
A sum becomes ₹7,200 in 2 years and ₹8,640 in 3 years at compound interest. What is the original principal?
Show answer & explanation
Answer: (B) ₹5,000
Explanation
The rate is 8640/7200 = 1.2 (20%), so P = 7200/1.2² = ₹5,000.