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A person spends 30% of his salary on rent and 20% on groceries. If his salary is

Practice Questions

Q1
A person spends 30% of his salary on rent and 20% on groceries. If his salary is $1,000, how much does he spend on rent?
  1. $200
  2. $250
  3. $300
  4. $350

Questions & Step-by-Step Solutions

A person spends 30% of his salary on rent and 20% on groceries. If his salary is $1,000, how much does he spend on rent?
Correct Answer: 300
  • Step 1: Identify the total salary, which is $1,000.
  • Step 2: Determine the percentage of salary spent on rent, which is 30%.
  • Step 3: Convert the percentage to a decimal by dividing by 100. So, 30% becomes 0.3.
  • Step 4: Multiply the total salary by the decimal. So, calculate 0.3 * 1000.
  • Step 5: Perform the multiplication. 0.3 * 1000 equals 300.
  • Step 6: Conclude that the amount spent on rent is $300.
  • Percentage Calculation – Understanding how to calculate a percentage of a given amount.
  • Basic Arithmetic – Applying multiplication to find the total amount spent based on a percentage.
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