Mensuration (IMO Mathematics Olympiad Class 8): Questions 35  40 of 61
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Question number: 35
» Mensuration
Question
Three solid cubes of sides 1 cm, 6 cm and 8 cm are melted to form a new cube. Find the surface area of the cube so formed.
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 36
» Mensuration
Question
The ratio of areas of two squares, one having triple its diagonals than the other is________.
Choices
Choice (4)  Response  

a.  5: 3  
b.  2: 3  
c.  2: 9  
d.  9: 1 
Question number: 37
» Mensuration
Question
The ratio of areas of two squares, one having double its diagonals than the other is________.
Choices
Choice (4)  Response  

a.  9: 1  
b.  2: 9  
c.  2: 3  
d.  4: 1 
Question number: 38
» Mensuration
Question
Three cubes whose edges are 1 cm, 6 cm, and 8 cm respectively are melted without any loss of metal into a single cube. The edge of new cube is________.
Choices
Choice (4)  Response  

a. 
 
b. 
 
c.  
d. 

Question number: 39
» Mensuration
Question
What is the ratio of the perimeter of the shaded region to the circumference of the circle?
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 40
» Mensuration
Question
A quadrilateral whose one diagonal is 4 cm. If the length of altitudes from opposite vertices on the diagonal is 2.5 cm and 1.5 cm, then the area of quadrilateral is ________.
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 
