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Maslowich
4 years ago
11

(a) Increase the selling price of $42 by 10%​

Mathematics
1 answer:
damaskus [11]4 years ago
6 0

Answer:

<h2>$46.2</h2>

Step-by-step explanation:

p\%=\dfrac{p}{100}\\\\10\%=\dfrac{10}{100}=\dfrac{1}{10}=0.1\\\\10\%\ of\ \$42\to0.1\cdot\$42=\$4.2\\\\\$42+\$4.2=\$46.20

Other method:

\text{Increase bo}\ 10\%\to100\%+10\%=110\%\\\\110\%=\dfrac{110}{100}=\dfrac{11}{10}=1\dfrac{1}{10}=1.1\\\\110\%\ of\ \$42\to1.1\cdot\$42=\$46.2

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Step-by-step explanation:

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QUESTION 6
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