Lakshya Education MCQs

Question:  a square room has a verandah of uniform width of 3m around it. the area of the verandah is 288 sq m. find the cost of flooring the room if the cost of flooring per square metre is rs. 15.
Options:
A.Rs. 4280
B.Rs. 4310
C.Rs. 4320
D.Rs. 4340
Answer: Option C
Explanation :

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More Questions on This Topic :

Question 1.  if the length and the breadth of a rectangle is increased by 25% and 44% respectively, by what per cent does the area of that rectangle increase ?
  1.    10 %
  2.    30 %
  3.    50 %
  4.    80 %
Answer: Option D
Explanation :
Question 2.  a path all around the inside of a rectangular park 60 m by 45 m occupies 2000 sq m. what is the width of the path ?
  1.    12 m
  2.    12.5 m
  3.    13 m
  4.    13.5 m
Answer: Option B
Explanation :
Question 3.  two cubes each of edge 8 centimetre are joined to form a single cuboid. what is the surface area of the cuboid ?
  1.    620 cm²
  2.    640 cm²
  3.    660 cm²
  4.    680 cm²
Answer: Option B
Explanation :
Question 4.  if length of rectangle is increased by 16 m & breadth is decreased by 5 m , then area of rectangle remains unchanged, and if length is decreased by 8 m and breadth is increased by 5 m, the area still
  1.    460 sq m
  2.    470 sq m
  3.    480 sq m
  4.    490 sq m
Answer: Option C
Explanation :
Question 5.  the radius of a circle is increased by 40%. by what percentage will its area increase ?
  1.    96%
  2.    97%
  3.    98%
  4.    99%
Answer: Option A
Explanation :
Question 6.  a path all around the inside of a rectangular park 60 m by 45 m occupies 2000 sq m. what is the width of the path ?
  1.    12 m
  2.    12.5 m
  3.    13 m
  4.    13.5 m
Answer: Option B
Explanation :

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