Surface Area and Volumes (IMO Mathematics Olympiad Class 9): Questions 57  61 of 104
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Question number: 57
» Surface Area and Volumes
Question
A triangle and a parallelogram are equal in area. They also have the same altitudes. If the base of the triangle is 24 inches, the base of the parallelogram is ________
Choices
Choice (4)  Response  

a.  12 inches 

b.  15 inches 

c.  14 inches 

d.  18 inches 

Question number: 58
» Surface Area and Volumes
Question
If the volumes of two cones are in the ratio 1: 4 and their diameters are in the ratio 4: 5, and then the ratio of their heights is ________
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 59
» Surface Area and Volumes
Question
How many metres of cloth, 5 m wide, will be required to make a conical tent, the radius of whose base is 7 m and height is 24 m?
Choices
Choice (4)  Response  

a.  105 m 

b.  110 m 

c.  100 m 

d.  120 m 

Question number: 60
» Surface Area and Volumes
Question
In the given figure, O is the center of the bigger circle and WY is its diameter, another circle with WX as diameter is drawn. If WY = 54 cm and xy = 10 cm, the area of shaded region________
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 61
» Surface Area and Volumes
Question
The edge of a cube is 18 cm. how many small cubes of 9 cm edge can be formed from this cube?
Choices
Choice (4)  Response  

a.  8 

b.  1 

c.  64 

d.  48 
