Lakshya Education MCQs

Question:  the cost of carpeting a room 18 m long with a carpet 75 cm wide at rs. 4.50 per metre is rs. 810. the breadth of the room is :
Options:
A.7.3 m
B.7.5 m
C.7.7 m
D.7.9 m
Answer: Option B
Explanation :

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More Questions on This Topic :

Question 1.  the length of a rectangle is three times of its width. if the length of the diagonal is 8√10 cm, then the perimeter of the rectangle is :
  1.    64 cm
  2.    58 cm
  3.    46 cm
  4.    38 cm
Answer: Option A
Explanation :
Question 2.  the length of a rectangle is three times of its width. if the length of the diagonal is 8√10 cm, then the perimeter of the rectangle is :
  1.    64 cm
  2.    58 cm
  3.    46 cm
  4.    38 cm
Answer: Option A
Explanation :
Question 3.  a rectangular plot is half as long again as it is broad and its area is 2/3 hectares. then, its length is :
  1.    40 m
  2.    70 m
  3.    100 m
  4.    130 m
Answer: Option C
Explanation :
Question 4.  a rectangular field is to be fenced on three sides leaving a side of 20 feet uncovered. if the area of the field is 680 sq. feet, how many feet of fencing will be required ?
  1.    86 ft
  2.     87 ft
  3.    88 ft
  4.    89 ft
Answer: Option C
Explanation :
Question 5.  the sides of a rectangular field are in the ratio 3 : 4. if the area of the field is 7500 sq. m, the cost of fencing the field @ 25 paise per metre is :
  1.    Rs. 87.50
  2.    Rs. 85.50
  3.    Rs. 82.50
  4.    Rs. 80.50
Answer: Option A
Explanation :
Question 6.  a rectangular field is to be fenced on three sides leaving a side of 20 feet uncovered. if the area of the field is 680 sq. feet, how many feet of fencing will be required ?
  1.    86 ft
  2.     87 ft
  3.    88 ft
  4.    89 ft
Answer: Option C
Explanation :

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