How many tourists had not visited any of these three theme parks

A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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A survey of 1,239 tourists visiting Orlando was taken. Of those surveyed:

  • 275 tourists had visited the Magic Kingdom
  • 278 tourists had visited LEGOLAND
  • 280 tourists had visited Universal Studios
  • 60 tourists had visited both the Magic Kingdom and LEGOLAND
  • 94 tourists had visited both the Magic Kingdom and Universal Studios
  • 84 tourists had visited both LEGOLAND and Universal Studios
  • 21 tourists had visited all three theme parks

How many tourists had not visited any of these three theme parks?

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