IMO Mathematics Olympiad Class 9: Questions 794  798 of 919
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Question number: 794
Question
Aparna cut a cake in two equal parts and one of these two pieces is again cut into equal parts. Each small parts is of 20 grams. If there are seven parts of the whole cake, what was the weight of the original cake?
Choices
Choice (4)  Response  

a.  140 grams 

b.  280 grams 

c.  240 grams 

d.  300 grams 

Question number: 795
Question
A man purchased two clocks X and Y at a total cost Rs. 1000. He sells X at profit and Y at a loss of and gets the same selling price for both the clocks. What are the purchasing prices of X and Y respectively?
Choices
Choice (4)  Response  

a.  Rs. 125, Rs. 736.25 

b.  Rs. 385.95, Rs. 245.36 

c.  Rs. 263.16, Rs. 736.84 

d.  Rs. 266, Rs. 600 

Question number: 796
Question
Value of R if is________.
Choices
Choice (4)  Response  

a.  64 

b.  84 

c.  88 

d.  190 

Question number: 797
Question
Kabir buys an article with discount on its marked price. He makes a profit of by selling it at Rs. 660. The marked price is ________
Choices
Choice (4)  Response  

a.  Rs. 800 

b.  Rs. 685 

c.  Rs. 700 

d.  Rs. 600 

Question number: 798
Question
Add , and
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 

