Free Arithmetic MCQs with Answers
1,060 Arithmetic MCQs from Mathematics, each with the correct answer and a written explanation of why it is correct. Free and unlimited, with no account needed.
Arithmetic applies numerical operations to percentages, ratios, proportions, profit and loss, averages, and practical rate problems. Questions also involve time, speed and distance, and time and work, requiring careful use of units, direct and inverse relationships, weighted values, and work-rate methods rather than algebraic manipulation.
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1,060 questions · page 6 of 53
- A. 2 years
- B. 3 years
- C. 1 year
- D. 4 years
Explanation: Simple interest is SI = P x r x t, so t = SI ÷ (P x r). Substituting Rs. 81, Rs. 900, and 4.5% = 0.045 gives t = Rs. 81 ÷ (Rs.
Correct answer: 2 years- A. $503
- B. $504
- C. $505
- D. $506Education
Explanation: The 10% deposit is $21,000 x 10% = $2,100, leaving $18,900. Over 5 years, simple interest is $18,900 x 12% per year x 5 years = $11,340…
Correct answer: $504- A. 3.46%
- B. 4.5%
- C. 5%
- D. 6%
Explanation: Let the original annual rate be r. The first Rs. 725 earns Rs. 725 x r for 1 year, while Rs.
Correct answer: 3.46%- A. Rs.2875
- B. Rs.1885
- C. Rs.2245
- D. Rs.2615
Explanation: At 8% per annum for 4 years, the total interest is 1500 + C multiplied by 0.08 x 4. Hence Rs. 1400 = (Rs. 1500 + C) x 0.32, so Rs.
Correct answer: Rs.2875- A. Rs. 6400
- B. Rs. 6500
- C. Rs. 7200
- D. Rs. 7500
Explanation: Let Scheme B contain Rs. x, so Scheme A contains Rs. 13,900 - x. Over 2 years, interest is 0.28(13,900 - x) + 0.22x = Rs. 3508, giving Rs.
Correct answer: Rs. 6400- A. Rs.8
- B. Rs.6
- C. Rs.4
- D. Rs.9
Explanation: Using the ordinary convention of excluding the starting date, the period from May 3 to July 15 is 28 days of May, 30 days of June, and 15…
Correct answer: Rs.6- A. 7401.22
- B. 3456
- C. 4567
- D. 7890Primary & Secondary Schooling (K-12)
Explanation: Compounding every 6 months means 2 compounding periods per year, so the rate per period is 8% ÷ 2 = 4% and there are 5 years x 2 = 10…
Correct answer: 7401.22- A. 17.5 lakhs
- B. 21 lakhs
- C. 15 lakhs
- D. 20 lakhsCredit & Lending
Explanation: Let the elder daughter's amount at the will be E lakhs and the younger daughter's amount be Y lakhs.
Correct answer: 21 lakhs- A. Rs. 112
- B. Rs. 118.80
- C. Rs. 120
- D. Rs. 122Everyday Science Quiz
Explanation: If P is the present worth, its value after 2 years at 5% simple interest is P(1 + 0.05 x 2) = 1.10P. Therefore, 1.10P = Rs.
Correct answer: Rs. 120- A. 3.6
- B. 6
- C. 18
- D. Cannot be determined
Explanation: If the numerical rate is r%, the time is r years, so Rs. 432 = Rs. 1200 x (r/100) x r.
Correct answer: 6- A. Rs. 2000
- B. Rs. 10,000
- C. Rs. 15,000
- D. Rs. 20,000
Explanation: Using SI = P x r x t, Rs. 5400 = P x 0.12 per year x 3 years. Therefore, P = Rs. 5400 ÷ 0.36 = Rs. 15,000. Option b, Rs.
Correct answer: Rs. 15,000- A. 3%
- B. 4%
- C. 5%
- D. 6%
Explanation: The simple interest earned is Rs. 15,500 - Rs. 12,500 = Rs. 3000. Thus the annual rate is Rs. 3000 ÷ (Rs.
Correct answer: 6%113. A sum of money trebles itself in 15 years, 6 months. In how many years would it double itself ?
- A. 6 years 3 months
- B. 7 years 9 months
- C. 8 years 3 months
- D. 9 years 6 months
Explanation: If the principal trebles in 15 years 6 months, the interest earned is twice the principal in 15.5 years.
Correct answer: 7 years 9 months- A. 1 : 3
- B. 1 : 4
- C. 2 : 3
- D. Data inadequate
Explanation: For the same principal and rate, simple interest is directly proportional to time because SI = P x r x t.
Correct answer: 2 : 3- A. 10%
- B. 10.25%
- C. 10.50%
- D. None of these
Explanation: Charging 10% per annum every 6 months means each half-year period uses a 5% rate.
Correct answer: 10.25%- A. 12 % Increase
- B. 12 % decrease
- C. 30 % increase
- D. 40 % increase
Explanation: Take the original price as Rs. 100 and the original number sold as 100, making original sales Rs. 10,000.
Correct answer: 12 % Increase- A. 4 % increase
- B. 4 % decrease
- C. 2 % increase
- D. 2 % decrease
Explanation: Take the original price and number of toys as Rs. 100 and 100 toys, so sales are Rs. 10,000.
Correct answer: 2 % increase- A. 4.37%
- B. 5%
- C. 6%
- D. 8.75%
Explanation: The increase is 2,62,500 - 1,75,000 = 87,500 people, which is 87,500/1,75,000 x 100 = 50% over 10 years.
Correct answer: 5%- A. Rs. 6876.10
- B. Rs. 6999.20
- C. Rs. 6654
- D. Rs. 7000
Explanation: The 6% rebate is Rs.6,650 x 6% = Rs.399, so the price after rebate is Rs.6,650 - Rs.399 = Rs.6,251.
Correct answer: Rs. 6876.10- A. 57%
- B. 60%
- C. 65%
- D. 90%
Explanation: The total votes are 1,136 + 7,636 + 11,628 = 20,400 votes. The winning candidate received 11,628/20,400 x 100 = 57%.
Correct answer: 57%