Briefcase

The cost of producing briefcase is € 45. The manufacturer wants to sell it at a profit 30%. For how much will briefcase sell?

Correct answer:

x =  58.5 eur

Step-by-step explanation:

$$\begin{gathered} q=1+30\mathrm{/}100={\displaystyle \frac{13}{10}}=1.3 \\ x=q\cdot 45=1.3\cdot 45=58.5\text{ eur} \end{gathered}$$

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