Mel J.

asked • 05/08/21

Combinations Question (Please provide an explanation!)

  1. There are 140 students in the entire 12th Grade class.
  2. 52 signed up for biology.
  3. 71 signed up for chemistry.
  4. 40 signed up for physics.
  5. 15 signed up for biology and chemistry
  6. 8 signed up for chemistry and physics.
  7. 11 signed up for biology and physics.
  8. 2 signed up for all 3 sciences.

a) How many students are NOT taking any science?

b) Illustrate this using a Venn diagram.


Please provide an explanation, I don't understand.


Peg B.

tutor
Not sure why the formatting didn't take. I'll try to fix it
Report

05/09/21

2 Answers By Expert Tutors

By:

Mel J.

Hi thanks for the help, but you may be incorrect the answer says it's 9, and I didn't understand why.
Report

05/08/21

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