download Mastguru Android App

Question Detail

A courtyard is 25 meter long and 16 meter board is to be paved with bricks of dimensions 20 cm by 10 cm. The total number of bricks required is :

  • 16000
  • 18000
  • 20000
  • 22000
Similar Questions :

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

  • 32%
  • 34%
  • 42%
  • 44%

2. The wheel of a motorcycle, 70 cm in diameter makes 40 revolutions in every 10 seconds. What is the speed of the motorcycle in km/hr

  • 30.68 km/hr
  • 31.68 km/hr
  • 32.68 km/hr
  • 33.68 km/hr

3. The ratio between the length and the breadth of a rectangular park is 3 : 2. If a man cycling along the boundary of the park at the speed of 12 km/hr completes one round in 8 minutes, then the area of the park (in sq. m) is:

  • \begin{aligned} 152600 m^2\end{aligned}
  • \begin{aligned} 153500 m^2\end{aligned}
  • \begin{aligned} 153600 m^2\end{aligned}
  • \begin{aligned} 153800 m^2\end{aligned}

4. The height of an equilateral triangle is 10 cm. find its area.

  • \begin{aligned} \frac{120}{\sqrt{3}} cm^2 \end{aligned}
  • \begin{aligned} \frac{110}{\sqrt{3}} cm^2 \end{aligned}
  • \begin{aligned} \frac{100}{\sqrt{3}} cm^2 \end{aligned}
  • \begin{aligned} \frac{90}{\sqrt{3}} cm^2 \end{aligned}

5. The perimeters of two squares are 40 cm and 32 cm. Find the perimeter of a third square whose area is equal to the difference of the areas of the two squares .

  • 22 cm
  • 24 cm
  • 26 cm
  • 28 cm
Read more from - Area Questions Answers
Post a comment