(B) Let the initial income of Peter be $I = 100$.Initial savings $= 10 \%$ of $100 = 10$.Initial expenditure $= 100 - 10 = 90$.New income after $20 \%

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(B) Let the initial income of Peter be $I = 100$.Initial savings $= 10 \%$ of $100 = 10$.Initial expenditure $= 100 - 10 = 90$.New income after $20 \%$ increase $= 100 + 20 = 120$.New savings $= 10$ (same as before).New expenditure $= 120 - 10 = 110$.Increase in expenditure $= 110 - 90 = 20$.Percentage increase in expenditure $= (\frac{20}{90}) \times 100 = \frac{200}{9} = 22 \frac{2}{9} \%$.

Competitive Quantitative Aptitude Percentage Percentage

Medium

Peter could save $10 \%$ of his income. But two years later,when his income increased by $20 \%$,he could save the same amount as before. By what percentage has his expenditure increased?

A
$22 \%$
B
$22 \frac{2}{9} \%$
C
$23 \frac{1}{3} \%$
D
$24 \%$

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If $P \%$ of $P$ is $36,$ then $P$ is equal to

Medium

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In an election,there were only two candidates. One of the candidates secured $40\%$ of the votes and was defeated by the other candidate by $298$ votes. The total number of votes polled is:

Medium

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If a number multiplied by $25 \%$ of itself gives a number which is $200 \%$ more than the number,then the number is:

Medium

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$A$ person scores $45 \%$ of the total marks in the exam and still fails by $40$ marks. The passing percentage of the exam is $55 \%$. What is the maximum marks of the exam?

Easy

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In a certain quantity of ghee, $60 \%$ is pure ghee and $40 \%$ is vanaspati. If $10 \text{ kg}$ of pure ghee is added, the concentration of vanaspati ghee becomes $20 \%$. What was the original quantity (in $\text{ kg}$)?

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Peter could save $10 \%$ of his income. But two years later,when his income increased by $20 \%$,he could save the same amount as before. By what percentage has his expenditure increased?

Similar Questions

If $P \%$ of $P$ is $36,$ then $P$ is equal to

In an election,there were only two candidates. One of the candidates secured $40\%$ of the votes and was defeated by the other candidate by $298$ votes. The total number of votes polled is:

If a number multiplied by $25 \%$ of itself gives a number which is $200 \%$ more than the number,then the number is:

$A$ person scores $45 \%$ of the total marks in the exam and still fails by $40$ marks. The passing percentage of the exam is $55 \%$. What is the maximum marks of the exam?

In a certain quantity of ghee, $60 \%$ is pure ghee and $40 \%$ is vanaspati. If $10 \text{ kg}$ of pure ghee is added, the concentration of vanaspati ghee becomes $20 \%$. What was the original quantity (in $\text{ kg}$)?

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