Surface Area and Volumes (IMO Mathematics Olympiad Class 9): Questions 84  88 of 104
Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 919 questions. Access all new questions we will add tracking exampattern and syllabus changes. View Sample Explanation or View Features.
Rs. 450.00 or
Question number: 84
» Surface Area and Volumes
Question
From each corner of a square of side 6 cm a quadrant of a circle of radius 2 cm is cut and also a circle of diameter 4 cm is cut as shown in the figure, then the area of the remaining portion of the square is ________
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 85
» Surface Area and Volumes
Question
Volume of a hemisphere is 14564 cubic cm. The total surface area is ________
Choices
Choice (4)  Response  

a.  4525.12 sq. cm  
b.  1215.15 sq. cm  
c.  6545.25 sq. cm  
d.  3432.44 sq. cm 
Question number: 86
» Surface Area and Volumes
Question
A circular park of 60 metre diameter has a circular path just inside the boundary of width 3 metre. The area of path is ________
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 87
» Surface Area and Volumes
Question
Volume of a hemisphere is 27500 cubic cm. The total surface area is ________.
Choices
Choice (4)  Response  

a.  4158.45 sq. cm  
b.  5246.89 sq. cm  
c.  6548.23 sq. cm  
d.  9584.12 sq. cm 
Question number: 88
» Surface Area and Volumes
Question
A cylinder and a cone have the same height and same radius of the base. The ratio between the volumes of the cylinder and the cone is ________
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 
