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the length of a rectangle was increased by 30% while its width decreased by 15% determine 5he % change in the area of the rectangl

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the length of a rectangle was increased by 30% while its width decreased by 15% determine 5he % change in the area of the rectangle ​

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Rylee

Question 28. नानी से नृत्य किया गया।
करणवाच्य
O कर्तृवाच्य
O कर्मवाच्य
भाववाच्य​

The sun was barely above the horizon when the fisherman untied his boat and set himself free of dry land. Each wave he crossed, he

2 thoughts on “the length of a rectangle was increased by 30% while its width decreased by 15% determine 5he % change in the area of the rectangl”

  2. Answer:

    Let length be X and breadth be Y

    so area is XY

    new length be 130X/100 =1.3X

    new breadth be 85Y/100= 0.85Y

    New area of rectangle is 1.105XY

    so new area > original area

    so change in new area = .105XY

    Percentage = .105XY × 100/XY

    =10.5%

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