If 25% of a group like tea, 35% like coffee, and 10% like both, what percentage

Practice Questions

Q1
If 25% of a group like tea, 35% like coffee, and 10% like both, what percentage like only tea?
  1. 15%
  2. 25%
  3. 10%
  4. 20%

Questions & Step-by-Step Solutions

If 25% of a group like tea, 35% like coffee, and 10% like both, what percentage like only tea?
  • Step 1: Understand that 25% of the group likes tea.
  • Step 2: Understand that 10% of the group likes both tea and coffee.
  • Step 3: To find the percentage of people who like only tea, subtract the percentage who like both from the percentage who like tea.
  • Step 4: Calculate: 25% (like tea) - 10% (like both) = 15%.
  • Step 5: Therefore, 15% of the group likes only tea.
  • Set Theory – Understanding the relationships between different groups and how to calculate exclusive preferences.
  • Percentage Calculation – Calculating percentages based on given data and understanding overlaps in preferences.
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