Question

The
results
of
a
survey
of
100
incoming
students
show
the
following
results:
• 50
students
own
a
laptop.
• 46
students
own
a
tablet.
• 48
students
own
a
smartphone
• 22
students
own,
at
least,
a
laptop
and
a
tablet.
• 16
students
own,
at
least,
a
tablet
and
a
smartphone.
• 18
students
own,
at
least,
a
smartphone
and
a
laptop.
• 10
own
all
three
(laptop,
a
tablet
and
a
smartphone).
How
many
students
do
not
own
any
electronic
device?

Answer 1

Can someone help me solve this problem

Answer 2

Post the problem in a readable form and make a Venn diagram.