The OSSSC RI (Revenue Inspector), ARI (Assistant Revenue Inspector), and Amin Exam 2024 are crucial examinations that require a comprehensive understanding of various Arithmetic topics. To help aspirants prepare effectively, we have compiled a set of 30 competitive-level Arithmetic MCQs covering a wide range of subjects.
Top 30 Arithmetic MCQs for OSSSC RI, ARI, Amin, 05 January 2024
These 30 General Studies Multiple Choice Questions cover a diverse range of topics relevant to the OSSSC RI, ARI, and Amin Exam 2024. Use these questions as a tool to assess your knowledge and enhance your preparation for the upcoming examination. Remember to review the explanations and expand your understanding of each topic to ensure a well-rounded preparation. Best of luck!
1. Tom invested $500 at a simple interest rate of 12% per annum, and another sum at 10% per annum. After 4 years, the total interest earned is $480. What is the latter sum of money?
a. $450
b. $750
c. $600
d. $550
Answer: $600
2. John took a loan at a 12% per annum simple interest rate. After 3 years, he had to pay $5,400 in interest only. What was the principal amount borrowed?
a. $2,000
b. $10,000
c. $20,000
d. $15,000
Answer: $15,000
3. A certain sum amounts to Rs. 5,182 in 2 years and Rs. 5,832 in 3 years. What is the principal in rupees?
a. Rs. 2882
b. Rs. 5000
c. Rs. 3882
d. Rs. 4000
Answer: Rs. 3882
4. If the simple interest for 6 years is equal to 30% of the principal, how many years will it take for the interest to equal the principal?
a. 20 years
b. 30 years
c. 10 years
d. 22 years
Answer: 20 years
5. At what rate of simple interest per annum will a sum double itself in 16 and 2/3 years?
a. 4%
b. 5%
c. 6%
d. 7%
Answer: 6%
6. $6,000 becomes $7,200 in 4 years at a certain rate of simple interest. If the rate becomes 1.5 times itself, what will be the amount of the same principal in 5 years?
a. $8,000
b. $8,250
c. $9,250
d. $9,000
Answer: $8,250
7. In how many years will a sum of Rs. 3000 yield an interest of Rs. 1080 at 12% per annum simple interest?
a. 4 years
b. 3 years
c. 5 years
d. 6 years
Answer: 3 years
8. If the simple interest on Re. 1 for 1 month is 1 paisa, what is the rate per cent per annum?
a. 10%
b. 8%
c. 12%
d. 6%
Answer: 12%
9. The sum lent at 5% per annum (365 days) simple interest, that produces interest of 2.00 a day, is?
a. 1,400
b. 14,700
c. 14,600
d. 7,300
Answer: 14,600
10. In how many years will a sum of $3,000 yield a simple interest of $1,080 at 12% per annum?
a. 3 years
b. 2 and 1/2 years
c. 2 years
d. 3 and 1/2 years
Answer: 3 years
11. What sum of money will amount to $520 in 5 years and to $568 in 7 years at simple interest?
a. $400
b. $120
c. $510
d. $220
Answer: $400
12. A certain sum of money amounts to Rs. 2200 at 5% p.a. rate of interest and Rs. 2320 at 8% interest in the same period of time. What is the period of time?
a. 3 years
b. 4 years
c. 5 years
d. 2 years
Answer: 2 years
13. The simple interest on a sum for 5 years is one fourth of the sum. What is the rate of interest per annum?
a. 5%
b. 6%
c. 4%
d. 8%
Answer: 5%
14. Mohan lent some amount at 9% simple interest and an equal amount at 10% simple interest each for two years. If his total interest was Rs. 760, what amount was lent in each case?
a. 1700
b. 1800
c. 1900
d. 2000
Answer: 2000
15. A person deposited $500 for 4 years and $600 for 3 years at the same rate of simple interest in a bank. Altogether he received $190 as interest. What is the rate of simple interest per annum?
a. 4%
b. 5%
c. 2%
d. 3%
Answer: 5%
16. The ratio of the principal and the amount after 1 year is 10:12. What is the rate of interest per annum?
a. 12%
b. 16%
c. 18%
d. 20%
Answer: 20%
17. $800 amounts to $920 in 3 years at simple interest. If the interest rate is increased by 3%, what would it amount to?
a. $1,056
b. $1,112
c. $1,182
d. $992
Answer: $992
18. A sum of $1,000 is lent out partly at 8% and the remaining at 10% per annum. If the yearly income on average is 9.2%, what are the two parts respectively?
a. $400, $600
b. $450, $550
c. $500, $500
d. $550, $450
Answer: $400, $600
19. What equal installment of an annual payment will discharge a debt which is due as $848 at the end of 4 years at 4% per annum simple interest?
a. $212
b. $200
c. $250
d. $225
Answer: $200
20. At the same rate of simple interest, the sum of the interest of $300 for 4 years and the interest of $400 for 3 years is $120. What is the rate of interest?
a. 5%
b. 4%
c. 6%
d. 10%
Answer: 5%
21. A sum of Rs. 7,930 is divided into three parts and given on loan at 5% simple interest to A, B, and C for 2, 3, and 4 years respectively. If the amounts of all three are equal after their respective periods of loan, then A received a loan of?
a. Rs. 3,050
b. Rs. 2,760
c. Rs. 2,750
d. Rs. 2,800
Answer: Rs. 2,760
22. A man buys a watch for Rs. 1950 in cash and sells it for Rs. 2200 at a credit of 1 year. If the rate of interest is 10% per annum, then how much profit or loss will he have?
a. Rs. 55 gain
b. Rs. 30 profit
c. Rs. 30 loss
d. Rs. 30 profit
Answer: Rs. 55 gain
23. The difference between the simple interest received from two different sources on Rs. 1500 for 3 years is Rs. 13.50. The difference between their rates of interest is?
a. 0.1%
b. 0.2%
c. 0.3%
d. 0.4%
Answer: 0.3%
24. How much simple interest will Rs. 4000 earn in 18 months at 12% per annum?
a. Rs. 216
b. Rs. 360
c. Rs. 720
d. Rs. 960
Answer: Rs. 720
25. In what time will 8,000, at 3% per annum, produce the same interest as 6,000 does in 5 years at 4 % simple interest?
a. 5 years
b. 6 years
c. 3 years
d. 4 years
Answer: 5 years
26. The population of a village decreases at the rate of 20% per annum. If its population 2 years ago was 10,000, the present population is?
a. 4600
b. 6400
c. 7600
d. 6000
Answer: 6400
27. 1,000 is invested at 5% per annum simple interest. If the interest is added to the principal after every 10 years, the amount will become 2,000 after?
a. 15 years
b. 18 years
c. 20 years
d. 16 and 2/3 years
Answer: 16 and 2/3 years
28. A money lender finds that due to the fall in the annual rate of interest from 8% to 7 and 3/4 %, his yearly income diminishes by Rs. 61.50. His capital is?
a. Rs. 22,400
b. Rs. 23,800
c. Rs. 24,600
d. Rs. 26,000
Answer: Rs. 24,600
29. A sum of Rs. 1600 gives a simple interest of Rs. 252 in 2 years and 3 months. The rate of interest per annum is?
a. 5 and 1/2 %
b. 8%
c. 7%
d. 6%
Answer: 7%
30. The simple interest on a certain sum at 5% per annum for 3 years and 4 years differ by Rs. 42. The sum is?
a. Rs. 210
b. Rs. 280
c. Rs. 750
d. Rs. 840
Answer: Rs. 840
