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In a survey, 50 people were asked about their favorite fruit. 30 like apples, 20

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Question: In a survey, 50 people were asked about their favorite fruit. 30 like apples, 20 like bananas, and 5 like both. How many like only apples? (2023)

Options:

  1. 25
  2. 30
  3. 20
  4. 5

Correct Answer: 25

Exam Year: 2023

Solution: 

To find the number of people who like only apples, we subtract those who like both from those who like apples: 30 - 5 = 25.

In a survey, 50 people were asked about their favorite fruit. 30 like apples, 20

Practice Questions

Q1
In a survey, 50 people were asked about their favorite fruit. 30 like apples, 20 like bananas, and 5 like both. How many like only apples? (2023)
  1. 25
  2. 30
  3. 20
  4. 5

Questions & Step-by-Step Solutions

In a survey, 50 people were asked about their favorite fruit. 30 like apples, 20 like bananas, and 5 like both. How many like only apples? (2023)
  • Step 1: Identify the total number of people who like apples, which is 30.
  • Step 2: Identify the number of people who like both apples and bananas, which is 5.
  • Step 3: Subtract the number of people who like both from the total number of people who like apples: 30 - 5.
  • Step 4: Calculate the result: 30 - 5 = 25.
  • Step 5: The result, 25, is the number of people who like only apples.
  • Set Theory – Understanding how to calculate the number of elements in overlapping sets.
  • Basic Arithmetic – Performing subtraction to find the difference between two quantities.
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