- A0%
- B10%
- C21%
- D20%
Step-by-Step Solution
Area = length × breadth. New area = 1.1 × length × breadth = 1.1 × old area, an increase of 10%.
Answer: B) 10%
The length of a rectangular carpet is increased by 10% while its breadth stays the same. By what percent does its area increase?
Class 7Percentage Increase and DecreaseComparing Quantities
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