Selected MCQ

Current Question
A rectangular area is drawn to a scale of 1:500. If the drawing dimensions are given, what is the actual area?
  • A. 1200 m²
  • B. 1500 m²
  • C. 12000 m²
  • D. 15000 m²
Correct Answer: D
Explanation:
Area scales as the square of the scale factor → actual area = 15000 m².
Related Question 1
The product of the areas of three adjacent faces of a rectangular box is equal to ____.
  • A. Volume of the box
  • B. Twice the volume
  • C. Square of the volume
  • D. Cube root of the volume
Correct Answer: C
Explanation:
Product of face areas = (l×b)(b×h)(h×l) = (lbh)².
Related Question 2
The perimeters of a circular field and a square field are equal. If the area of the square is given, what is the area of the circle?
  • A. 15500 sq m
  • B. 15400 sq m
  • C. 15200 sq m
  • D. 15300 sq m
Correct Answer: B
Explanation:
Equating the perimeters and solving for the area yields an area ≈ of 15400 m².
Related Question 3
A rectangular field has one side 4 m and a diagonal of 5 m. What is an area?
  • A. 12 sq m
  • B. 4√14 sq m
  • C. 20 sq m
  • D. 15 sq m
Correct Answer: A
Explanation:
Other side = 3 → area = 12.
Related Question 4
Number of bricks needed for a wall given dimensions is ____.
  • A. 4000
  • B. 5000
  • C. 6000
  • D. 7000
Correct Answer: C
Explanation:
Volume ratio.
Related Question 5
A solid consists of a cylinder with a cone on top. If dimensions are given, what is total volume?
  • A. 2h
  • B. 4h
  • C. 2h/3
  • D. 3h/2
Correct Answer: C
Explanation:
Volume = cylinder + cone.