Mensuration (IMO Mathematics Olympiad (SOF) Class 8): Questions 50  54 of 61
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Question number: 50
» Mensuration
Question
A square garden measuring 6 m on a side is surrounded by a 1.5 m wide path. What is the area of the path?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 51
» Mensuration
Question
A cylindrical tower is 5 meters in diameter and 10 meters height. The cost of white washing its curved surface at 25 paisa per is
Choices
Choice (4)  Response  

a.  40 

b.  37 

c.  39 

d.  24 

Question number: 52
» Mensuration
Question
The surface areas of the six faces of a rectangular solid are 1,1, 9,9, 25 and 25 square centimeters. The volume of the solid, in cubic centimeters is________.
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Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 53
» Mensuration
Question
In the given figure PQRS is a square inscribed in a circle with center O and radius r. The total area of shaded region is________.
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Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 54
» Mensuration
Question
The dimensions of an open box are 60 cm, 50 cm and 33 cm. Its thickness is 3 cm. If 1 cubic cm of metal used in the box weights 0.5 gm, find the weight of the box.
Choices
Choice (4)  Response  

a.  13.860 kg 

b.  14.56 kg 

c.  12.11 kg 

d.  13 kg 
