Exams › SSC CGL (Prelims) › General
A sum of money amounts to ₹13,225 in 2 years at 15% compound interest annually. Find the principal.
- ₹10,000
- ₹9,500
- ₹11,000
- ₹10,500
Correct answer: ₹10,000
Solution
Under compound interest for 2 years at 15% per annum, amount = \(P(1.15)^2\). So \(13225 = P \times 1.3225\), giving \(P = 10000\).
Related SSC CGL (Prelims) General questions
- If 40% of P = 0.5 of Q = \(\frac{1}{8}\) of R, find P : Q : R.
- Evaluate: $15\frac{1}{3}\%$ of 480 km + $58\frac{1}{3}\%$ of 300 km.
- A sales agent earns 3% commission on laptops priced at ₹40,000 each and 8% commission on printers priced at ₹8,000 each. If in a week he sells 4 laptops and 10 printers, what is his total commission for 5 such weeks?
- The radius of a circular plate is increased by 8%. What will be the approximate percentage increase in its area?
- A family spends on groceries, rent, and other expenses in the ratio 3:5:2. Next year, groceries are expected to rise by 8%, rent by 4%, and other expenses to fall by 10%. What will be the overall percentage change in total expenditure?
- The budget of a factory is distributed among raw materials, wages, and maintenance in the ratio 4:3:3. During a year, the cost of raw materials rises by 12%, wages by 8%, and maintenance falls by 10%. What is the overall percentage change in the total budget?
⚔️ Practice SSC CGL (Prelims) General free + battle 1v1 →