Posted by elisa on Saturday, October 18, 2008 at 8:38pm.
in a school of 100 students, 59 are taking math, 51 are in english, 35 are in history, 24 are in both math and english, 19 are in both english and history, 13 in both math and history, and 11 in all three courses. how many students are taking:
a) none of the classes?
b) only math?
c) history and english?
d) only english?
e) exactly two of the three classes?

math  Damon, Saturday, October 18, 2008 at 9:10pm
I drew three overlapping circles.
all three =11
math and history only 1311 = 2
english and history only 1911 = 8
math and english only 2411 = 13
so math only = 5913112 = 33
english only = 5113118 = 19
history only = 352118 = 14
add them all up and you get 100, so no students are taking none.
Answer This Question
Related Questions
 LNU  math In a class of 50 students it was found 21 are taking English 14 are ...
 Mathvenn diag.  97 students take history and 124 take english. there are 43 of...
 math  need to make a venn diagram using 3 circles. A survey on subject being ...
 math  In a freshman class of 3500 students at a particular college, 20000 are ...
 math  A class of college freshmen is composed of 110 students. Among these ...
 math  A class of college freshmen is composed of 110 students. Among these ...
 Math  97 students take history and 124 take English. re of the students take ...
 statistics  In a group of 100 students, 60 are taking math and 12 are taking ...
 English  I just need to know if the sentences are correct though they are not ...
 math  in a class containing 32 students, a student can either do Government or ...
More Related Questions