Better Students Ask More Questions.
of 50 students surveyed 30 say they like algebra, 21 say they like trigonometry and 8...
1 Answer | add yours
High School Teacher
n(A)= like algebra =30
n(T)= like trigonometry=21
n(A and B)=8
A'= Not lke algebra
B'=Not like trigonoetry
There are 50 students , in which 43 likes either algebra or trigonometry or both.
So 7 students do not like either algebra or trigonometry or both.
Posted by aruv on July 13, 2013 at 2:46 AM (Answer #1)
Join to answer this question
Join a community of thousands of dedicated teachers and students.