An elementary school houses primarily kindergartners, first graders, second graders, and third graders. If an assembly included 30 kindergartners, 20 first graders, and 80 other children, and the ratio of first graders to third graders is tripled, what is the ratio of the first graders to the rest of the children?  Select:
A) 40: 20
B) 42: 21
C) 50: 100
D) 15: 25
E) It cannot be determined by the information given.
While you can figure out most of this question, there is not enough information to completely tell. the answer is It cannot be determined by the information given..
<result>E</result>
An elementary school houses primarily kindergartners, first graders, second graders, and third graders. If an assembly included 30 kindergartners, 20 first graders, and 80 other children, and the ratio of first graders to third graders is tripled, what is the ratio of the first graders to the rest of the children?