IMO Mathematics Olympiad Class 8: Questions 592  598 of 1029
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Question number: 592
» Direct and Inverse Proportions
Question
If , then the value of is________.
Choices
Choice (4)  Response  

a.  4 

b.  10 

c.  9 

d.  6 

Question number: 593
Question
If and, then equals
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 594
» Direct and Inverse Proportions
Question
An agent receives a commission of Rs. 25.00 on sales of Rs. 1000.00. The commission he get on sales of Rs. 100.00 is________.
Choices
Choice (4)  Response  

a.  Rs 2 

b.  Rs. 3 

c.  Rs 3.5 

d.  Rs 2.5 

Question number: 595
» Direct and Inverse Proportions
Question
Pipe A can fill an empty tank in 3 hours while pipe B can empty the full tank in 5 hours. If both are opened in the empty tank, time taken to fill it up completely is ________.
Choices
Choice (4)  Response  

a.  hours 

b.  hours 

c.  hours 

d.  hours 

Question number: 596
Question
When simplified, is equal to________.
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 597
Question
Given that and, then the value of is (approximately) ________.
Choices
Choice (4)  Response  

a.  0.87 

b.  1.21 

c.  1.00 

d.  0.5 

Question number: 598
Question
Number of prime factors in is
Choices
Choice (4)  Response  

a.  13 

b.  11 

c.  12 

d.  14 
