2/5 of Janet's class prefers chocolate ice cream and 2/5 prefers vanilla ice cream. What part of the class prefers chocolate or vanilla ice cream?
0/5
4/10
2/5
4/5
Shouldn't that be 1/5? What the heck?

Question

ragingsquirrel · Answer

These are easy questions by the way.

anonymous · Answer

Unless the remaining 1/5 prefers Chocolate and vanilla, or some other info that changes the exact number of chocos and van fans, then it is 4/5, because or includes anyone who meets either category.

ragingsquirrel · Answer

Ohhh i get it... its asking to add them together, right?