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In a survey, 40 people like tea, 30 like coffee, and 10 like both. How many peop

Practice Questions

Q1
In a survey, 40 people like tea, 30 like coffee, and 10 like both. How many people like only tea?
  1. 30
  2. 20
  3. 10
  4. 40

Questions & Step-by-Step Solutions

In a survey, 40 people like tea, 30 like coffee, and 10 like both. How many people like only tea?
  • Step 1: Identify the number of people who like tea. This is given as 40.
  • Step 2: Identify the number of people who like both tea and coffee. This is given as 10.
  • Step 3: To find the number of people who like only tea, subtract the number of people who like both from the number of people who like tea.
  • Step 4: Perform the subtraction: 40 (people who like tea) - 10 (people who like both) = 30.
  • Step 5: The result, 30, is the number of people who like only tea.
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