Mrs. Conley asks her class what kind of party they want to have to celebrate their excellent behavior. Out of all the students in the class, 5 want an ice cream party, 7 want a movie party,10 want a costume party, and the rest are undecided.
If 20%, percent want an ice cream party, how many students are in the class?

Question

Mrs. Conley asks her class what kind of party they want to have to celebrate their excellent behavior. Out of all the students in the class, 5 want an ice cream party, 7 want a movie party,10 want a costume party, and the rest are undecided.
If 20%, percent want an ice cream party, how many students are in the class?

crabbyoldgamer · Answer

.20x = 5
 x = 5/.20 = 25 students in the class.