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7.Profit and Loss
hard
A man gains $15 \%$ by selling a calculator for a certain price. If he sells it at the triple the price, then what will be the profit percentage?
A
$125$
B
$175$
C
$225$
D
$245$
Solution
Let $C.P =₹ 100$
$\therefore S.P =₹ 115$
If $S.P$ triples $=₹ 115 \times 3=₹ 345$
$\therefore$ Profit$\%$ $=\frac{345-100}{100} \times 100=245 \%$
Standard 13
Quantitative Aptitude