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If a student scores 80% in a test of 50 questions, how many questions did he ans

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Question: If a student scores 80% in a test of 50 questions, how many questions did he answer correctly?

Options:

  1. 35
  2. 40
  3. 45
  4. 50

Correct Answer: 40

Solution: 

80% of 50 questions = 0.8 * 50 = 40 questions.

If a student scores 80% in a test of 50 questions, how many questions did he ans

Practice Questions

Q1
If a student scores 80% in a test of 50 questions, how many questions did he answer correctly?
  1. 35
  2. 40
  3. 45
  4. 50

Questions & Step-by-Step Solutions

If a student scores 80% in a test of 50 questions, how many questions did he answer correctly?
  • Step 1: Understand that 80% means 80 out of 100.
  • Step 2: To find out how many questions that is out of 50, we need to calculate 80% of 50.
  • Step 3: Convert 80% to a decimal. 80% as a decimal is 0.8.
  • Step 4: Multiply the decimal by the total number of questions: 0.8 * 50.
  • Step 5: Calculate the result: 0.8 * 50 = 40.
  • Step 6: Conclude that the student answered 40 questions correctly.
  • Percentage Calculation – Understanding how to calculate a percentage of a total quantity.
  • Basic Arithmetic – Applying multiplication to find the number of correct answers based on the percentage.
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