Mathematics
NULL
Medium
Question
The length of a rectangle is increased by 10% and its breadth is decreased by 10%. Then the area of the new rectangle is _________?
A
Neither increased nor decreased
B
Increased by 1%
C
Decreased by 1%
✓ Official correct answer
D
Decreased by 10%
Community credibility
Registered members can vote for the answer they believe is correct today and explain why. If the facts change after an election or news event, suggest a new option so others can vote it up.
A
Neither increased nor decreased
No member explanations yet for this option.
B
Increased by 1%
No member explanations yet for this option.
C
Decreased by 1%
No member explanations yet for this option.
D
Decreased by 10%
No member explanations yet for this option.
Explanation
New area factor = 1.1 × 0.9 = 0.99. Area is decreased by 1%.