Four hundred students at College Q study a foreign language. Of these, 110 of those students study French, and 170 study Spanish. If at least 90 students who study a foreign language at College Q study neither French nor Spanish, then the number of students who study Spanish but not French could be any number from  Pick one.
A) 10 to 40 B) 40 to 100 C) 60 to 100 D) 60 to 110 E) 60 to 200
110 students study French   290 students do not study French   170 students study Spanish   230 students do not study Spanish   90 students study neither French nor Spanish   290-230= 
<gadget id="calculator">290-230</gadget>
<output>60</output>
60   290-90= 
<gadget id="calculator">290-90</gadget>
<output>200</output>
200   E. 60 to 200
<result>E</result>
Four hundred students at College Q study a foreign language. Of these, 110 of those students study French, and 170 study Spanish. If at least 90 students who study a foreign language at College Q study neither French nor Spanish, then the number of students who study Spanish but not French could be any number from