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In a town, 70% of the people own a bike, 45% own a car and 25% own both, as shown. If 1800 people own neither, how many people live in the town?

Competition practiceVenn Diagrams
  • A7200
  • B12000
  • C16200
  • D18000

Step-by-Step Solution

Bike or car , so neither of the town , so the town has people. (7200 treats 1800 as 25%; 16200 is only those who own a bike or a car.)
Answer: D) 18000

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