Haylee has 3 dozen guppies in her aquarium.  Jose has half as many guppies as Haylee in his tank.  Charliz has one-third of what Jose has in his tank.  Nicolai has 4 times as many guppies as Charliz in his pond. How many guppies do the four friends have altogether?
Haylee has 3 x 12 = 
<gadget id="calculator">3*12</gadget>
<output>36</output>
36 guppies.
Jose has 36 / 2 = 
<gadget id="calculator">36/2</gadget>
<output>18</output>
18 guppies.
Charliz has 18 / 3 = 
<gadget id="calculator">18/3</gadget>
<output>6</output>
6 guppies.
Nicolai has 6 x 4 = 
<gadget id="calculator">6*4</gadget>
<output>24</output>
24 guppies.
Altogether, the four friends have 36 + 18 + 6 + 24 = 
<gadget id="calculator">36+18+6+24</gadget>
<output>84</output>
84 guppies.

<result>84</result>