Cindy's elephant balloon animal calls 3 long white balloons and 4 long black balloons. She needs to make 4 balloon animals for a child's party. If 12 long white balloons are used, then how many long black balloons are needed?	Choose the correct option.
A) 12	B) 36	C) 16	D) 48	E) 6
Number of long white balloons needed per animal 3   Total number of animals needed 4   Total number of white balloons needed 3x4 = 12   Number of long black balloons needed per animal 4   Total number of animals needed 4   Total number of long black balloons needed 4x4 = 16   Answer 16   The correct answer is 16
<result>C</result>
Cindy's elephant balloon animal calls 3 long white balloons and 4 long black balloons. She needs to make 4 balloon animals for a child's party. If 12 long white balloons are used, then how many long black balloons are needed?