IMO Mathematics Olympiad (SOF) Class 10: Questions 339  344 of 958
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Question number: 339
Question
Four vertices of a parallelogram taken in order are. What will be the ratio of a and b?
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Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 340
Question
For a frequency distribution, mean, median and mode are connected by which of the following relations?
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Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 341
Question
In what ratio is the line segment joining the points is divided by Yaxis?
Choices
Choice (4)  Response  

a.  2: 1 

b.  1: 3 

c.  1: 2 

d.  3: 1 

Question number: 342
Question
A Jar contains 20 marbles of two different colours, out of which x are Blue. One Marble is drawn at random. If 10 more blue marbles are put in the jar, the probability of drawing a blue marbles now will be double that of the previous probability of drawing a blue marbles. Then, the value of x is ________
Choices
Choice (4)  Response  

a.  5 

b.  8 

c.  2 

d.  9 

Question number: 343
Question
The king, queen and jack of clubs are removed from a deck of 52 playing cards and then wellshuffled. One card is selected from the remaining cards. The probability of getting a club is ________
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Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 344
Question
When two dice are thrown, the probability of getting a number always greater than 4 on the second dice is ________
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Choice (4)  Response  

a. 


b. 


c. 


d. 

