The selling price of 20 articles is equal to the cost price of 22 articles. The

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Question
The selling price of 20 articles is equal to the cost price of 22 articles. The gain percentage is
Options
A. 12%
B. 9%
C. 10%
D. 11%

Correct Answer

10%

Explanation

Here, a = 22 and b = 20, then
? Gain% = [(a - b)/b] x 100%
= [(22 - 20)/20] x 100% =10%

More questions

1. The difference between Simple Interest and Compound Interest at the rate of 12% on the same amount for 3 years is Rs. 112.32. What is the principal amount if interest is compounded annually?
Options
A. Rs. 25000
B. Rs. 2500
C. Rs. 50000
D. Rs. 5000

4. If tan2A - tan2B = x , then the value of x is
Options
A. (sin2A - sin2B)/(cos2A cos2B)
B. (sin2A sin2B)/(cos2A - cos2B)
C. (sin2A + sin2B)/(cos2A cos2B)
D. (sin2A sin2B)/(cos2A + cos2B)

5. If a person repaid Rs. 22500 after 10 years of borrowing a loan, at 10% per annum simple interest find out what amount did he take as a loan?
Options
A. 11,225
B. 11,250
C. 10,000
D. 7,500

7. A sum of money invested at simpleinterest triples itself in 8 years. How many times will it become in 20 years time?
Options
A. 8 times
B. 7 times
C. 6 times
D. 9 times

9. Srinivasan invests two equal amounts in two banks giving 8% and 12% rate of interest respectively. At the end of year the interest earned is Rs. 1500. Find the sum invested in each.
Options
A. Rs. 5800
B. Rs. 15000
C. Rs. 7500
D. Rs. 17,000

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