I need help with Venn Diagrams?

Algebra
Tutor: None Selected Time limit: 1 Day

A counselor is placing 72 students into at least one of the following classes: Physics, Calculus or Computer Programming. 36 take physics, 36 take calculus and 20 take programming. 7 take calculus and programming, 5 take physics and programming, and 12 take calculus and physics. If 21 take only physics, how many are in all three classes.

Oct 15th, 2015

Thank you for the opportunity to help you with your question!

A counselor is placing 72 students into at least one of the following classes: Physics, Calculus or Computer Programming. 36 take physics, 36 take calculus and 20 take programming. 7 take calculus and programming, 5 take physics and programming, and 12 take calculus and physics. If 21 take only physics, how many are in all three classes.

answer is 8

Please let me know if you need any clarification. I'm always happy to answer your questions.
Oct 15th, 2015

how did you come up with 8? 


Oct 15th, 2015

using circle diagram

Oct 15th, 2015

Did you know? You can earn $20 for every friend you invite to Studypool!
Click here to
Refer a Friend
...
Oct 15th, 2015
...
Oct 15th, 2015
May 24th, 2017
check_circle
Mark as Final Answer
check_circle
Unmark as Final Answer
check_circle
Final Answer

Secure Information

Content will be erased after question is completed.

check_circle
Final Answer