We have the following:
The formula to calculate the cost is as follows:
[tex]C=180+0.6\cdot p[/tex]In this case, p is equal a 1700, replacing:
[tex]\begin{gathered} C=180+0.6\cdot1700 \\ C=180+1020 \\ C=1200 \end{gathered}[/tex]Therefore, the cost of 1700 magnets is $1200