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Total Questions : 2556 | Page 76 of 256 pages
Question 751.  the base of a triangle is 15 cm and height is 12 cm. the height of another triangle of double the area having the base 20 cm is :
  1.    11 cm
  2.    18 cm
  3.    22 cm
  4.    29 cm
 Discuss Question
Answer: Option B. -> 18 cm
Explanation :
Question 752.  the difference of the areas of two squares drawn on two line segments in 32 sq. cm. find the length of the greater line segment if one is longer than the other by 2 cm.
  1.    4 cm
  2.    5 cm
  3.    6 cm
  4.    7 cm
 Discuss Question
Answer: Option D. -> 7 cm
Explanation :
Question 753.  the base of a triangle is 15 cm and height is 12 cm. the height of another triangle of double the area having the base 20 cm is :
  1.    11 cm
  2.    18 cm
  3.    22 cm
  4.    29 cm
 Discuss Question
Answer: Option B. -> 18 cm
Explanation :
Question 754.  the sides of a triangle are in the ratio of 1/2 : 1/3 : 1/4. if the perimeter is 52 cm, then find the length of the smallest side.
  1.    6 cm
  2.    8 cm
  3.    10 cm
  4.    12 cm
 Discuss Question
Answer: Option D. -> 12 cm
Explanation :
Question 755.  triangle abc is stretched along the x direction to form triangle ab’c’ and then triangle ab”c”. ac = cc’ = c’c”. what is the ratio of the areas of the three triangles?
  1.    3 : 1 : 1
  2.    2 : 3 : 1
  3.    1 : 2 : 3
  4.    1 : 3 : 2
 Discuss Question
Answer: Option C. -> 1 : 2 : 3
Explanation :
Question 756.  a triangle of height 4 cm cut from a shaded square of sides 5 cm. what is the area, in cm² of the remaining shaded region of the square?
  1.    14 cm²
  2.    15 cm²
  3.    16 cm²
  4.    17 cm²
 Discuss Question
Answer: Option B. -> 15 cm²
Explanation :
Question 757.  at each corner of a square park with side equal to 40 m, there is a flower bed in the form of a sector of radius 14 m. what is the area of the remaining part of the park?
  1.    643 square m
  2.    768 square m
  3.    867 square m
  4.    984 Square m
 Discuss Question
Answer: Option D. -> 984 Square m
Explanation :
Question 758.  the length of a rectangular field is thrice its breadth. if the cost of cultivating the field at rs. 367.20 per square meter is rs. 27,540, then what is the perimeter of the rectangle?
  1.    30 m
  2.    40 m
  3.    50 m
  4.    60 m
 Discuss Question
Answer: Option B. -> 40 m
Explanation :
Question 759.  a circular wire of radius 42 cm is cut and bent in the form of a rectangle whose sides are in the ratio of 6 : 5. the smaller side of the rectangle is
  1.    10 cm
  2.    20 cm
  3.    40 cm
  4.    60 cm
 Discuss Question
Answer: Option D. -> 60 cm
Explanation :
Question 760.  the length of a rectangular field is thrice its breadth. if the cost of cultivating the field at rs. 367.20 per square meter is rs. 27,540, then what is the perimeter of the rectangle?
  1.    30 m
  2.    40 m
  3.    50 m
  4.    60 m
 Discuss Question
Answer: Option B. -> 40 m
Explanation :

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