A jewelry store is restocking its shelves. The necklace stand, which can hold 12 necklaces, currently holds 5 necklaces. The ring display, which can hold 30 rings, currently holds 18 rings. The bracelet display, which can hold 15 bracelets, currently holds 8 bracelets. The store’s supplier charges $4 per necklace, $10 per ring, and $5 per bracelet. How much, in dollars, will the store need to pay to fill the displays?
The necklace stand needs another 12 - 5 = 
<gadget id="calculator">12-5</gadget>
<output>7</output>
7 necklaces.
This will cost the store 7 * 4 = $
<gadget id="calculator">7*4</gadget>
<output>28</output>
28.
The ring display needs another 30 - 18 = 
<gadget id="calculator">30-18</gadget>
<output>12</output>
12 rings.
This will cost the store 12 * 10 = $
<gadget id="calculator">12*10</gadget>
<output>120</output>
120.
The bracelet display needs another 15 - 8 = 
<gadget id="calculator">15-8</gadget>
<output>7</output>
7 bracelets.
This will cost the store 7 * 5 = $
<gadget id="calculator">7*5</gadget>
<output>35</output>
35.
In total, the store needs to pay 28 + 120 +35 = $
<gadget id="calculator">28+120+35</gadget>
<output>183</output>
183.

<result>183</result>