20 beavers, working together in a constant pace, can build a dam in 3 hours. How many hours will it take 12 beavers that work at the same pace, to build the same dam? Choose the correct choice from the following options:
A) 2.	B) 4.	C) 5.	D) 6	E) 8.
Total Work = 20*3= 
<gadget id="calculator">20*3</gadget>
<output>60</output>
60 Beaver hours   12 Beaver * x=60 Beaver hours   x=60/12= 
<gadget id="calculator">60/12</gadget>
<output>5</output>
5   ANSWER:6
<result>D</result>
20 beavers, working together in a constant pace, can build a dam in 3 hours. How many hours will it take 12 beavers that work at the same pace, to build the same dam?