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If a city reduces its carbon emissions by 15% annually, how much will it reduce

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Question: If a city reduces its carbon emissions by 15% annually, how much will it reduce if its current emissions are 800 tons?

Options:

  1. 100 tons
  2. 120 tons
  3. 150 tons
  4. 200 tons

Correct Answer: 120 tons

Solution: 

15% of 800 tons = 0.15 * 800 = 120 tons.

If a city reduces its carbon emissions by 15% annually, how much will it reduce

Practice Questions

Q1
If a city reduces its carbon emissions by 15% annually, how much will it reduce if its current emissions are 800 tons?
  1. 100 tons
  2. 120 tons
  3. 150 tons
  4. 200 tons

Questions & Step-by-Step Solutions

If a city reduces its carbon emissions by 15% annually, how much will it reduce if its current emissions are 800 tons?
  • Step 1: Identify the current carbon emissions, which is 800 tons.
  • Step 2: Determine the percentage reduction, which is 15%.
  • Step 3: Convert the percentage to a decimal by dividing by 100. So, 15% becomes 0.15.
  • Step 4: Multiply the current emissions (800 tons) by the decimal (0.15) to find the reduction amount.
  • Step 5: Calculate 0.15 * 800, which equals 120 tons.
  • Percentage Calculation – Understanding how to calculate a percentage of a given quantity.
  • Basic Arithmetic – Applying multiplication to find the result of a percentage calculation.
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