In a class of 38 students, each student

Question

studies at least one of the following subjects:
French, Mathematics and History. The following
table gives further details of the subject studied.
French 9
Mathematics only 8
History only 1
French & Math. 7
French & History 9
History & Math. 8
a) If x is the number of students who
studies all three subjects, illustrate the
information on a Venn diagram.
b) Write an equation in x involving the
number of students in the region of the
diagram.
c) Find the number of students who stdy
i) All the 3 subjects
ii) French

Answer 1

c) ii) you asked how many study French, but your first data information says that 9 study French

Either you meant 9 to be "French only" , or else the question is bogus.
Confirm.

Answer 2

I an answer

Answer 3

I need the answers

Answer 4

Answer

Answer 5

The number of students who study French is 23 and 2 students study all three

Answer 6

Solution