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

3 ⤊

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

2007-12-20 02:16:57 · 3 answers · asked by yummyummy 1 in Science & Mathematics ➔ Mathematics

92.5%

2007-12-20 02:20:29 · answer #1 · answered by Anonymous · 2⤊ 0⤋

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!

2007-12-20 10:21:33 · answer #2 · answered by Ken 7 · 1⤊ 0⤋

impossible to tell, until you know know how many questions out of the 40 he/she actually answered

2007-12-20 10:23:04 · answer #3 · answered by clavdivs 4 · 0⤊ 1⤋