The school uses 300 liters of water per day for cleaning. If the school reduces its water usage by 20%, how many liters will be used after the reduction?
Answer
240 liters
The correct answer is 240 liters — Subtract that amount from 300 liters to find the new usage.
Step-by-step solution
- Calculate 20% of 300 liters.
- Subtract that amount from 300 liters to find the new usage.
Common mistake: Calculating 20% of 300 incorrectly
Concept tested: Percentage reduction of water usage
Published · How this solution was prepared and checked
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