IMO Level 1 Mathematics Olympiad (SOF) Class 7: Questions 745  749 of 1022
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Question number: 745
Question
A kitchen has the measure of each side 15 m, then the cost of carpeting the kitchen at the rate of Rs. 3.20 per sq. meter is ________.
Choices
Choice (4)  Response  

a.  Rs. 720.00  
b.  Rs. 560.00  
c.  Rs. 980.00  
d.  Rs. 780.00 
Question number: 746
Question
The degree of is ________.
Choices
Choice (4)  Response  

a.  6  
b.  9  
c.  3  
d.  5 
Question number: 747
Question
Mean of 9 observations was found to be 35. Later on, it was detected that an observation 81 was misread as 18, then the correct mean of the observations is ________.
Choices
Choice (4)  Response  

a.  41  
b.  43  
c.  42  
d.  40 
Question number: 748
Question
The difference between the length and breadth of a rectangle is 15 m. If the perimeter is 150 m, then the area is ________.
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 749
» Symmetry and Visualizing Solid Shapes
Question
Water image of
is ________.
Choices
Choice (4)  Response  

a.  
b.  
c.  
d. 