IMO Mathematics Olympiad (SOF) Class 6: Questions 193  199 of 1049
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Question number: 193
Question
Prime factorization of 1975 is
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 194
Question
The smallest number which when divided by 20,25,35 and 40 and leaves a remainder of 14,19,29 and 34 respectively is
Choices
Choice (4)  Response  

a.  1406 

b.  1404 

c.  1664 

d.  1394 

Question number: 195
Question
Multiplying a negative integer for even number of times gives a ________ result.
Choices
Choice (4)  Response  

a.  0 

b.  Negative 

c.  Positive 

d.  None of the above 

Question number: 196
Question
The number 9,675,630 is divisible by
Choices
Choice (4)  Response  

a.  5 & 9 

b.  9 

c.  5 

d.  All of the above 

Question number: 197
Question
Sigma’s monthly salary is Rs. 22000. She spends Rs. 2000 for her beauty treatments, Rs. 1500 for purchasing clothes, Rs. 1250 for purchasing groceries and kitchen expenses, etc. , Rs. 3500 for jewelries and pays a rent of Rs. 5000 in a particular month. She also earns other Rs. 5000 by tuitions. How much does she save in this month?
Choices
Choice (4)  Response  

a.  Rs. 13750 

b.  Rs. 15750 

c.  Rs. 12945 

d.  Rs. 13550 

Question number: 198
Question
Which one is correct?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 199
Question
Find the greatest number which will divide the greatest 4digit number and the greatest 5digit number exactly.
Choices
Choice (4)  Response  

a.  9 

b.  8 

c.  7 

d.  3 
