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Percent and Percentage — MATHS STD 7 — Question

ICSE BoardEnglish MediumSTD 7MATHSPercent and Percentage1 Mark
Question
Increase: 20 by 15%
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Answer

Increase on 20 at the rate of $15 \%$
$ =20 \times \frac{15}{100}=3 $
$\therefore$ Increased number $=20+3=23$

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