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Q:
The perimeter of a rectangle is 132 m and the difference between the length and breadth of the rectangle is 14 m then find the perimeter of square whose area is 16 m2 less than the area of the rectangle.
229 0 64f84d001778d5be471fe22f- 1126 mfalse
- 2128 mtrue
- 3114 mfalse
- 4102 mfalse
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Answer : 2 128 m
Q:
A circular pavement was to be built around a square park of side 18 m. The maximum width of pavement is 5 m. Calculate the cost of cementing the pavement at Rs. 15 per m2 .
330 0 64f56c46aeb516456851dc0a- 1Rs. 5000false
- 2Rs. 4750false
- 3Rs. 4360false
- 4Rs. 4380true
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Answer : 4 Rs. 4380
Q:
Piyush formed a larger cube from the material obtained by melting three smaller cubes of 3, 4 and 5 cm side. What is the ratio of the total surface areas of the smaller cubes and the large cube?
239 0 64ddf11c4e4237f6c98ed210- 16 : 5false
- 25 : 6false
- 325 : 18true
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Answer : 3 25 : 18
- 19 √3 sq.cm.true
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Answer : 1 9 √3 sq.cm.
Q:
If the numerical value of thes perimeter of an equilateral triangle is $$ \sqrt {3}$$ times the area of it, then the length of each side of the triangle is
204 0 64d23923eb9b4274b3544aae- 12 unitsfalse
- 23 unitsfalse
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