Simple & Compound Interest

SI, CI, half-yearly/quarterly compounding.

What's covered

This topic carries 24 questions in our bank, drawn from the SSC CGL syllabus and previous-year papers. Every question has a worked-out explanation.

Q1 • SSC CGL 2023

In what time will ₹10,000 at 4% per annum, produce the same interest as ₹8,000 does in 4 years at 5% simple interest?
Q2 • SSC CGL 2024

Mohan borrows a sum of Rs.4,22,092 at the rate of 20% per annum simple interest. At the end of the first year, he repays Rs.21,679 towards return of principal amount borrowed. If Mohan clears all pending dues at the end of the second year, including interest payment that accrued during the first year, how much does he pay (in Rs.) at the end of the second year?
Q3 • SSC CGL 2025

A landlord bought a property for Rs.12,00,000. He wants to earn a 10% annual return on his investment after paying Rs.2,500 per month for maintenance. What should be the monthly rent he charges?

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