IMO Level 1 Mathematics Olympiad (SOF) Class 8: Questions 719  727 of 1040
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Question number: 719
Question
An unbiased die is tossed. Find the probability of getting a multiple of 3.
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 720
Question
A die is thrown. The probability that the number comes up odd is________.
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 721
Question
Three unbiased coins are tossed. What is the probability of getting at most two heads?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 722
Question
The number which is divisible by 5 is________.
Choices
Choice (4)  Response  

a.  21300 

b.  12345 

c.  24675 

d.  All a. , b. and c. are correct 

Question number: 723
Question
lies on________.
Choices
Choice (4)  Response  

a.  Negative y axis 

b.  Negative x axis 

c.  Positive x axis 

d.  Positive y axis 

Question number: 724
Question
The number which is exactly divisible by 99 is________.
Choices
Choice (4)  Response  

a.  25176 

b.  33210 

c.  8217 

d.  All of the above 

Question number: 725
Question
Find the least value of x for which 7 × 5462 is divisible by 9.
Choices
Choice (4)  Response  

a.  4 

b.  2 

c.  5 

d.  3 

Question number: 726
Question
When a certain number is multiplied by 13, the product consists entirely of fives. The smallest such number is________.
Choices
Choice (4)  Response  

a.  4271 

b.  4256 

c.  4273 

d.  4275 

Question number: 727
Question
If is divided by 5 leaves a remainder of 4, then one’s digit of must be________.
Choices
Choice (4)  Response  

a.  Either 5 or 4 

b.  Either 1 or 4 

c.  Either 9 or 4 

d.  Question does not provide sufficient data or is vague 
