IMO Level 1 Mathematics Olympiad (SOF) Class 4: Questions 503  507 of 614
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Question number: 503
Question
Simona used a rule to get each new number in the pattern shown.
15,30,60,120
Which could be the rule Simona used?
Choices
Choice (4)  Response  

a.  Subtract 6 

b.  Multiply 3 

c.  Multiply 2 

d.  Add 4 

Question number: 504
Appeared in Year: 2012
Question
Looking at the adjoining figure, how many ancestors did Nipa had two generations ago?
Choices
Choice (4)  Response  

a.  4 

b.  14 

c.  16 

d.  2 

Question number: 505
Appeared in Year: 2012
Question
Find the value of P and Q respectively.
Choices
Choice (4)  Response  

a.  10600,15000 

b.  11600,14400 

c.  13400,14400 

d.  12600,14800 

Question number: 506
Question
39860,41360, ________, 44360
Choices
Choice (4)  Response  

a.  42860 

b.  48650 

c.  30980 

d.  40000 

Question number: 507
Question
Select a figure from four alternatives which when placed in blank space of figure X would complete the pattern.
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 
