A student answered three questions on a 40-question test incorrectly. What percent did the student answer cor?

A student answered three questions on a 40-question test incorrectly. What percent did the student answer correctly?

A student answered three questions on a 40-question test incorrectly. What percent did the student answer cor?
92.5%
Reply:Let's ask, what % of 40 is 3?





That's 3 / 40


=7.5%


100 - 7.5 =92.5


92.5% correct.





Missed getting an A by a hair!
Reply:impossible to tell, until you know know how many questions out of the 40 he/she actually answered