Spartan_Of_Ares
A news agent conducted a survey among travel magazine subscribers of a town and found that there was circulation of only three travel magazines. He made the Venn diagram below to show the number of subscribers to each of the three magazines: Leisure, Outbound, and Vacations.
How many subscribers belong to the set V U (~O ∩ L)?
Delete
Share
This Question is Closed
Spartan_Of_Ares
Best Response
You've already chosen the best response.
0
@jim_thompson5910 can you help me with some problems?
jim_thompson5910
Best Response
You've already chosen the best response.
2
Do you know how to visually find ~O ∩ L ?
Spartan_Of_Ares
Best Response
You've already chosen the best response.
0
finding what they have in common?
jim_thompson5910
Best Response
You've already chosen the best response.
2
yes, what do ~O and L have in common
Spartan_Of_Ares
Best Response
You've already chosen the best response.
0
49 and 84?
jim_thompson5910
Best Response
You've already chosen the best response.
2
What numbers are
a) Not in set O
and
b) in set L
Spartan_Of_Ares
Best Response
You've already chosen the best response.
0
295
jim_thompson5910
Best Response
You've already chosen the best response.
2
what else
Spartan_Of_Ares
Best Response
You've already chosen the best response.
0
67
jim_thompson5910
Best Response
You've already chosen the best response.
2
so those numbers are in the set ~O ∩ L
ie they are in L but NOT in O
jim_thompson5910
Best Response
You've already chosen the best response.
2
now add on any numbers found in set V
Spartan_Of_Ares
Best Response
You've already chosen the best response.
0
@jim_thompson5910 sorry my computer crashed
jim_thompson5910
Best Response
You've already chosen the best response.
2
that's ok
jim_thompson5910
Best Response
You've already chosen the best response.
2
so did you get the answer?
Spartan_Of_Ares
Best Response
You've already chosen the best response.
0
so my answer would be 295 67 and 387
jim_thompson5910
Best Response
You've already chosen the best response.
2
what else is in V
Spartan_Of_Ares
Best Response
You've already chosen the best response.
0
72 and 49?
jim_thompson5910
Best Response
You've already chosen the best response.
2
yep, so the numbers
295, 67, 387, 72, 49
are in the set
V U (~O ∩ L)
jim_thompson5910
Best Response
You've already chosen the best response.
2
add up all of these numbers to figure out how many subscribers belong to the set V U (~O ∩ L)
Spartan_Of_Ares
Best Response
You've already chosen the best response.
0
870?
Spartan_Of_Ares
Best Response
You've already chosen the best response.
0
where did he just come from?
jim_thompson5910
Best Response
You've already chosen the best response.
2
yep 870 is correct
Spartan_Of_Ares
Best Response
You've already chosen the best response.
0
thanks for the help ^_^