Mel J.

asked • 05/07/21

Combinations Question Help (Please provide explanation)

A drama club is putting on two plays. There are 11 actors in the Oz play and 7 in the

Grease play.

  1. a) If 3 actors are in both plays, how many actors are there in all?

b) Use a Venn diagram to calculate how many students are only in one of the two plays.

Please explain for each scenario, I don't understand the answers to these, what is the reason??

2 Answers By Expert Tutors


Mel J.

Thank you so much for the explanation, so for b) it would then be 12, correct?


Joseph R.



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