12 archeology students and 4 teachers went on a field trip to a dinosaur museum. Student tickets cost $1 each, and adult tickets cost $3 each. How much did the museum tickets cost in all?
The cost of the 12 student tickets is 12 * $1 = $
<gadget id="calculator">12*1</gadget>
<output>12</output>
12.
The cost of the 4 teacher tickets is 4 * $3 = $
<gadget id="calculator">4*3</gadget>
<output>12</output>
12.
Adding the cost of the student and teacher tickets, the museum tickets cost $12 + $12 = $
<gadget id="calculator">12+12</gadget>
<output>24</output>
24 in total.

<result>24</result>