alleryStart learning →A sum becomes three times itself in 10 years at simple interest. Rate?
A30%
B15%
C25%
D20%
Answer & Solution
Correct answer: D. 20%
Interest is twice the principal in 10 years, so rate = 200 / 10 = 20 per cent.
Keep practising Simple & Compound Interest
Browse all Simple & Compound Interest questions for SSC CGL, or explore more Quantitative Aptitude topics.
Related questions
What principal grows to Rs 9,261 in 3 years at 5% compounded annually?CI on a sum at 10% for 2 years is Rs 2,310. What is the sum?At simple interest, a sum equals its interest after 5 years. Rate?Simple interest is one quarter of the sum, and the rate equals the years. Rate?A loan is cleared by two equal yearly instalments of Rs 1,210 at 10% CI. Loan amount?At 20% annually on Rs 1,000 for 2 years, how much more is CI than SI?Rs 5,000 earns 10% in year one and 20% in year two as compound interest. Final amount?A rate of 9% per annum means how much interest on each Rs 100 in a year?