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If the length of a rectangle is increased by 20% and the width is decreased by 20% what change will occurred in the area of rectangle?
  1. 4% decrease
  2. 20% decrease
  3. 16% decrease
  4. 10% decrease
Explanation


Related MCQs

What is 32% of 32?
  1. 8.24
  2. 10.24
  3. 12.24
  4. 14.24
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If 8 is 4% of k, what is k?
  1. 500
  2. 200
  3. 5000
  4. 2000
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A number is decreased by 12% and then increased by 15%. What is the final value as a percentage of the original number?
  1. 101.2%
  2. 102.2%
  3. 103.2%
  4. None of these
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A number is increased by 20%. By what percentage must the increased number be decreased to return to the original number?
  1. 14⅔%
  2. 15⅔%
  3. 16⅔%
  4. None of these
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What is 15% of 840?
  1. 116
  2. 126
  3. 136
  4. None of these
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