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In a study, 60% of patients with a certain disease reported fatigue. If 150 pati

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Question: In a study, 60% of patients with a certain disease reported fatigue. If 150 patients were surveyed, how many reported fatigue? (2022)

Options:

  1. 60
  2. 90
  3. 100
  4. 120

Correct Answer: 90

Exam Year: 2022

Solution: 

Number of patients reporting fatigue = 60% of 150 = 0.6 × 150 = 90.

In a study, 60% of patients with a certain disease reported fatigue. If 150 pati

Practice Questions

Q1
In a study, 60% of patients with a certain disease reported fatigue. If 150 patients were surveyed, how many reported fatigue? (2022)
  1. 60
  2. 90
  3. 100
  4. 120

Questions & Step-by-Step Solutions

In a study, 60% of patients with a certain disease reported fatigue. If 150 patients were surveyed, how many reported fatigue? (2022)
  • Step 1: Understand that 60% means 60 out of every 100 patients.
  • Step 2: Convert 60% into a decimal. 60% as a decimal is 0.6.
  • Step 3: Multiply the total number of patients (150) by the decimal (0.6).
  • Step 4: Calculate 0.6 times 150, which equals 90.
  • Step 5: Conclude that 90 patients reported fatigue.
  • Percentage Calculation – Understanding how to calculate a percentage of a total number.
  • Basic Arithmetic – Applying multiplication to find the number of patients reporting fatigue.
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