Question

A shopkeeper increased the selling price of an article by 25% and then decreased by 25%. If the present selling is * 225. Then what was his original selling price? (a) 240 (b) 300 (c) 320 (d) * 225​

Answer 1

$\color{aqua}Increase \: in \: price \: = \: 25 \: \% \: \\ \\ = \color{aqua}\frac{25}{100} \times 225 \\ \\ = \color{aqua} 56.25 \\ \\ \therefore \: \color{aqua}225 + 56.25 = 281.25 \\ \\ \color{aqua}New \: price \: = \: ₹ \: 281.25$

$\color{lime}Decrease \: in \: price \: = \: 25 \: \% \: \\ \\ \color{lime}\frac{25}{100} \times 281.25 \\ \\ =\color{lime} \therefore\: New price is ₹ 281.25$

Answer 2

EXPLANATION

25×225/100

=56.25

increase in price

increase means

plus

=56.25+225

=281.25

25×225/100

=56.25

decrease in price

decrease means

minus

=281.25-56.25

=225

FINAL ANSWER

225

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Answer 3

EXPLANATION

25×225/100

=56.25

increase in price

increase means

plus

=56.25+225

=281.25

25×225/100

=56.25

decrease in price

decrease means

minus

=281.25-56.25

=225

FINAL ANSWER

option (d) is the correct option...

225

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