alleryસાદા વ્યાજે કોઈ રકમ 10 વર્ષમાં પોતાની મૂળ રકમથી ત્રણ ગણી થઈ જાય છે. દર કેટલો?
A30%
B15%
C25%
D20%
Answer & Solution
Correct answer: D. 20%
10 વર્ષમાં વ્યાજ મુદ્દલ કરતાં બમણું છે, તેથી દર = 200 / 10 = 20 ટકા.
Keep practising Simple & Compound Interest
Browse all Simple & Compound Interest questions for RRB NTPC, or explore more Quantitative Aptitude topics.
Related questions
With monthly capitalisation of an annual rate, what is the compounding frequency per year?Quarterly compounding of an annual rate means interest is added how many times a year?A sum of Rs 4,000 earns Rs 800 simple interest in 4 years. What is the yearly rate?For Rs 5,000 at 10% for 2 years, how much more is compound interest than simple interest?At 6% compound interest, roughly how long will a deposit take to double by the Rule of 72?By the Rule of 72, about how many years will money double at 8% compound interest?In which kind of interest is earlier interest not added to the principal for later periodsWhat principal grows to Rs 9,261 in 3 years at 5% compounded annually?