A towel, when bleached, was found to have lost 20% of its length and 10% of its breadth. The percentage of decrease in area is:
Correct answer D. 28%
Tip: press A, B, C or D to answer, and N for the next question.
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More Area questions
See allThe diagonal of the floor of a rectangular closet is 7 feet. The shorter side of the closet is 4 feet. What is the area of the closet in square feet?
Correct answer C. 27
A rectangular park 60 m long and 40 m wide has two concrete crossroads running in the middle of the park and rest of the park has been used as a lawn. If the area of the lawn is 2109 sq. m, then what is the width of the road?
Correct answer B. 3 m
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The percentage increase in the area of a rectangle, if each of its sides is increased by 20% is:
Correct answer C. 44%
The ratio between the perimeter and the breadth of a rectangle is 5: 1. If the area of the rectangle is 216 sq. cm, what is the length of the rectangle?
Correct answer B. 18 cm
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