Required information

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UR Safe Systems installs home security systems. Two of its systems, the ICU $100$ and the ICU $900,$ have these characteristics:

$\backslash$table$[[$Design Specifications,ICU $100,$ICU $900,$Cost Data$],[$Video cameras,$2,5,$$$\frac{113}{?}$ ea$],[$Video monitors,$1,4,$$$\frac{25}{e}a$