Mensuration Questions Practice Question and Answer
8 Q: A circular wire of radius 42 cm is bent in the form of a rectangle whose sides are in the ratio of 6 : 5 . The smaller side of the rectangle is
( Take π
1176 05dd3d8ada46476101fbd762b
5dd3d8ada46476101fbd762b( Take
- 160 cmtrue
- 230 cmfalse
- 325 cmfalse
- 436 cmfalse
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Answer : 1. "60 cm "
Q: Area of a rectangle is 4 times than that of a square. Breath of rectangle is 12cm. and length of side of square. What is the length of the side of square? 2111 05d108f55406b950bb95b0dc6
5d108f55406b950bb95b0dc6- 110 cmfalse
- 212 cmtrue
- 314 cmfalse
- 416 cmfalse
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Answer : 2. "12 cm"
Explanation :
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Q: A Solid cylinder has total surface area of 462 sq.cm. Its curved surface area is one third of the total surface area. Then the radius of the cylinder is
998 05d70a70656d6e076952aefa4
5d70a70656d6e076952aefa4- 17cmtrue
- 23.5 cmfalse
- 39 cmfalse
- 411 cmfalse
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Answer : 1. "7cm"
Q: If radius and height of a cylinder increase by 20% and15% respectively. then what is the % change in curved surface area? 1805 05b5cc6b9e4d2b4197774d69e
5b5cc6b9e4d2b4197774d69e- 141%false
- 238%true
- 333%false
- 444%false
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Answer : 2. "38%"
Explanation :
Answer: B) 38% Explanation: % Change in Curved Surface Area is given by %Change in radius + %Change in height + %Change in radius × %Change in height 100 ⇒+20 + 15 + 20×15100 = 38%
Q: Length and breadth of a rectangular field is 140 m. and respectively. Poles have to be fixed around this field at the distance of 5 m. How many such poles are required? 3863 05d108ab887e3540b926c1b9c
5d108ab887e3540b926c1b9c- 188false
- 240false
- 392true
- 441false
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Answer : 3. "92"
Q: Ratio of length, breath and height of a room is 5:4:2. Area of four wall is 144 square meter. Find diagonal of the floor. 4265 05d10905f406b950bb95b0dcc
5d10905f406b950bb95b0dcc- 12√41 mtrtrue
- 23√41 mtrfalse
- 32√42 mtrfalse
- 42√41 mtrfalse
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Answer : 1. "2√41 mtr "
Explanation :
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Q: The area of a rectangle with 10 cm length is equal to the area of a circle. Find the circumference of the circle. 3202 15d109aef87e3540b926c1bde
5d109aef87e3540b926c1bde- 136 cmfalse
- 234 cmfalse
- 326 cmfalse
- 4cannot be determinedtrue
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Answer : 4. "cannot be determined"
Explanation :
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Q: A hemispherical cup of radius 4 cm is filled to the brim with coffee. The coffee is then poured into a vertical cone of radius 8 cm and height 16 cm. The percentage of the volume of the cone that remains empty is:
1655 05d70a88b56d6e076952aefba
5d70a88b56d6e076952aefba- 187.5%true
- 280.5%false
- 381.6%false
- 488.2%false
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