Have any questions?
[email protected]
English
Vietnamese
French
Spanish
Korean
Japanese
Thai
Chinese
Indonesian
Login
Signup
Contact
Login
Home
The least number of complete years in which a sum of money put out at 20% compound interest will be more than doubled is
Question 1:
The least number of complete years in which a sum of money put out at 20% compound interest will be more than doubled is
A.
2 years
B.
3 years
C.
5 years
D.
4 years
Feedback
As per question we need something like following
(1+R/100)^2 >2P
(1+20/100)^n>2
(6/5)^n>2
6/5×6/5×6/5×6/5>2
So answer is 4 years
These questions are from this test. Would you like to take a practice test?
Practice Compound Interest Online Test 4 | Englishfreetest.com
20 minutes
10 questions
Do test
Some questions from the same exam
The present worth of Rs.169 due in 2 years at 4% per annum compound interest is
At what rate of compound interest per annum will a sum of Rs. 1200 become Rs. 1348.32 in 2 years
The least number of complete years in which a sum of money put out at 20% compound interest will be more than doubled is
Simple interest on a certain sum of money for 3 years at 8% per annum is half the compound interest on Rs. 4000 for 2 years at 10% per annum. The sum placed on simple interest is
In what time will Rs.1000 become Rs.1331 at 10% per annum compounded annually
What will be the difference between simple and compound interest @ 10% per annum on the sum of Rs 1000 after 4 years
On a sum of money, simple interest for 2 years is Rs 660 and compound interest is Rs 696.30, the rate of interest being the same in both cases.
Effective annual rate of interest corresponding to nominal rate of 6% per annum compounded half yearly will be
A sum of money invested at compound interest to Rs. 800 in 3 years and to Rs 840 in 4 years. The rate on interest per annum is.
If the simple interest on a sum of money for 2 years at 5% per annum is Rs. 50, what is the compound interest on the same at the same rate and for the same time?
Some other questions you may be interested in
I will finish the project …………………….. Saturday.
I won’t be leaving …………………………. Tuesday.
There is only four days left ………………………. Easter.
..................................... books are these?
..................................... do you want?
........................................... will you stay with?