According to a recent survey, approximately 1 of Americans use their cell 5 phone instead of having a phone at home. Approximately, what percent of Americans still have a home phone?

Question

According to a recent survey, approximately 1 of Americans use their cell 5 phone instead of having a phone at home. Approximately, what percent of Americans still have a home phone? 
 a) 15%
 b) 20%
 c) 40% 
 d) 80%

oobleck · Answer

fix your data and then just subtract from 100%. But the question is poorly presented anyway ...

Anonymous · Answer

4/5 * 100