Mensuration Questions Practice Question and Answer
8 4 Q:
5d931b7d6819c079458b7c8b 4 Answer : 4. "40 mtr"
4 4 Answer : 2. "38%"
4 4 Answer : 1. "2√41 mtr "
4 Answer : 4. "cannot be determined"
4 Q:
5d70a88b56d6e076952aefba
Q: The ratio of inradius and circumradius of an equilateral triangle is:
1476 05d931b7d6819c079458b7c8b
5d931b7d6819c079458b7c8b- 11:2true
- 22:1false
- 3$$1: \sqrt { 2} \ $$false
- 4$$\sqrt { 2} \ :1 $$false
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Answer : 1. "1:2"
Q: Ratio between the length and breadth of a rectangular field is 9:4. Rs.14400 are spent on the implantation of grass on this field. If the rate of implantation is Rs. 4 per meter square. What is the breath of the field? 2932 05d108bfa87e3540b926c1ba5
5d108bfa87e3540b926c1ba5- 138 mtrfalse
- 248 mtrfalse
- 342 mtrfalse
- 440 mtrtrue
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Answer : 4. "40 mtr"
Explanation :
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Q: Base of a right-angle triangle is 9 cm and its area is 81 sq cm. Find its height. 2960 05d10a24b87e3540b926c1c1e
5d10a24b87e3540b926c1c1e- 136 cmfalse
- 29 cmfalse
- 327 cmfalse
- 4None of thesetrue
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Answer : 4. "None of these"
Q: If radius and height of a cylinder increase by 20% and15% respectively. then what is the % change in curved surface area? 1479 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? 3646 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. 4075 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. 3056 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:
1509 05d70a88b56d6e076952aefba
5d70a88b56d6e076952aefba- 187.5%true
- 280.5%false
- 381.6%false
- 488.2%false
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Answer : 1. "87.5%"
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