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A person needs 2000 calories a day. If they want to reduce their calorie intake

Practice Questions

Q1
A person needs 2000 calories a day. If they want to reduce their calorie intake by 20%, how many calories should they consume? (2022)
  1. 1600 calories
  2. 1700 calories
  3. 1800 calories
  4. 1900 calories

Questions & Step-by-Step Solutions

A person needs 2000 calories a day. If they want to reduce their calorie intake by 20%, how many calories should they consume? (2022)
  • Step 1: Identify the total daily calorie requirement, which is 2000 calories.
  • Step 2: Calculate 20% of 2000 calories by multiplying 2000 by 0.20.
  • Step 3: Perform the multiplication: 0.20 * 2000 = 400 calories.
  • Step 4: Subtract the 20% (400 calories) from the total daily requirement (2000 calories).
  • Step 5: Perform the subtraction: 2000 - 400 = 1600 calories.
  • Step 6: The final answer is that the person should consume 1600 calories.
  • Percentage Calculation – Understanding how to calculate a percentage of a given number and apply it to find a reduced value.
  • Basic Arithmetic – Performing subtraction after calculating the percentage to find the final calorie intake.
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