IMO Mathematics Olympiad (SOF) Class 5: Questions 684  688 of 837
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Question number: 684
Appeared in Year: 2014
Question
The difference between the (sum of third multiple of 18 and the sixth multiple of 12) and sum of factors of 24 is ________.
Choices
Choice (4)  Response  

a.  176 

b.  126 

c.  66 

d.  186 

Question number: 685
Question
Rihanna took 36 minutes to complete her homework. She finished her homework at 12: 15 p. m. What time did she start doing her homework?
Choices
Choice (4)  Response  

a.  11: 39 p. m. 

b.  12: 51 a. m. 

c.  12: 51 p. m. 

d.  11: 39 a. m. 

Question number: 686
Question
Find the missing number, if a certain rule is followed in the given figures.
Choices
Choice (4)  Response  

a.  55 

b.  28 

c.  12 

d.  15 

Question number: 687
Question
If ‘Tailor’ is called ‘Carpenter’, ‘Carpenter’ is called ‘Cobbler’, ‘Cobbler’ is called ‘Driver’, ‘Driver’ is called ‘Actor’, ‘Actor’ is called ‘Designer’, then which of the following can make shoes?
Choices
Choice (4)  Response  

a.  Cobbler 

b.  Carpenter 

c.  Tailor 

d.  Driver 

Question number: 688
Question
Find the missing number in the given number pattern.
Choices
Choice (4)  Response  

a.  12 

b.  42 

c.  24 

d.  30 
