Topics

General Knowledge
General Science
General English
Aptitude
General Computer Science
General Intellingence and Reasoning
Current Affairs
Exams
Elementary Mathematics
English Literature

A sum of money at compound interest amounts to Rs.10580 in 2 years and to Rs.12167 in 3 years. The rate of interest per annum is

A) 12%
B) 14%
C) 15%
D) 16%

Correct Answer:



C) 15%

Description for Correct answer:
Interest on Rs.10580 for 1 year = Rs. \( \Large \left(12167 - 10580\right) \) = Rs.1587

Rate = \( \Large \left(\frac{100 \times 1587}{10580}\right) \)% = 15 %

Part of solved Simple and compound interest questions and answers : >> Aptitude >> Simple and compound interest

Comments

Similar Questions

1). A sum of money placed at compound interest doubles itself in 5 years. It will amount to eight times itself in

A). 10 years

B). 12 years

C). 15 years

D). 20 years

2). The number of years for an amount of money to triple at 16% simple interest is

A). \( \Large 12\frac{1}{2} \)

B). 10 years

C). \( \Large 8\frac{1}{2} \) years

D). 6 years

3). The rate of interest at which amount of Rs.1800 on compound interest becomes Rs.1984.50 in 2 years is

A). 3%

B). 4%

C). 5%

D). 6%

4). A tree increases annually by one-fourth of its height. By how much will it increase after 2 years, if it stands today 64 cm high ?

A). 76 cm

B). 80 cm

C). 100 cm

D). 105 cm

5). An amount of Rs.x at compound interest at 20% p.a. for 3 years becomes y. What is y : x?

A). 3 : 1

B). 36 : 25

C). 216 : 125

D). 125 : 216

6). At what rate percent per annum calculated in simple interest will a sum of money double in 10 years?

A). 10%

B). 12%

C). 12.50%

D). 13.50%

7). An amount at compound interest doubles itself in 4 years. In how many years will the amount becomes 8 times itself?

A). 8 Years

B). 12 Years

C). 16 Years

D). 24 Years

8). A man invested Rs.1000 on a simple interest at a certain rate and Rs.1500 at 2% higher rate. The total interest in three years is Rs.390. What is the rate of interest for Rs.1500?

A). 6%

B). 5%

C). 4%

D). 8%

9). A sum amounts to Rs. 1352 in 2 yr at 4% compound interest. The sum is

A). RS.1250

B). RS.1200

C). RS.1300

D). RS.1260

10). What will be the present worth of RS. 169 due in 2 yr at 4% pa compound interest?

A). RS.156.25

B). RS.160

C). RS.150.50

D). RS.154.75