Question Detail

The percentage increase in the area of a rectangle, if each of its sides is increased by 20% is:

  • 32%
  • 34%
  • 42%
  • 44%
Similar Questions :

1. The area of incircle of an equilateral triangle of side 42 cm is :

  • \begin{aligned} 462 cm^2 \end{aligned}
  • \begin{aligned} 452 cm^2 \end{aligned}
  • \begin{aligned} 442 cm^2 \end{aligned}
  • \begin{aligned} 432 cm^2 \end{aligned}

2. 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 ?

  • 25%
  • 26%
  • 27%
  • 28%

3. The area of a rectangle is 460 square metres. If the length is 15% more than the breadth, what is the breadth of the rectangular field ?

  • 18 meter
  • 20 meter
  • 22 meter
  • 25 meter

4. If the ratio of the areas of two squares is 225:256, then the ratio of their perimeters is :

  • 15:12
  • 15:14
  • 15:16
  • 15:22

5. 50 square stone slabs of equal size were needed to cover a floor area of 72 sq.m. Find the length of each stone slab.

  • 110 cm
  • 116 cm
  • 118 cm
  • 120 cm
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