IMO Mathematics Olympiad (SOF) Class 10: Questions 398  404 of 958
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Question number: 398
Question
If are the midpoints of the sides of, the area of the triangle is ________
Choices
Choice (4)  Response  

a.  20 sq. units 

b.  50 sq. units 

c.  30 sq. units 

d.  60 sq. units 

Question number: 399
Question
One card is drawn from a wellshuffled deck of 52 cards the probability of neither a Club nor a king is ________
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 400
Question
The mean of six numbers is 15. If one number is excluded, then their mean is 17, the excluded number is ________
Choices
Choice (4)  Response  

a.  7 

b.  4 

c.  1 

d.  5 

Question number: 401
Question
If are the vertices of a right angle triangle, right angle at P, then a is ________
Choices
Choice (4)  Response  

a.  11 

b.  6 

c.  10 

d.  12 

Question number: 402
Question
Find the area of triangle if the coordinates of vertices are is ________
Choices
Choice (4)  Response  

a.  3 sq. units 

b.  5 sq. units 

c.  9sq. units 

d.  8sq. units. 

Question number: 403
Question
Find the area of triangle if the coordinates of vertices are is ________
Choices
Choice (4)  Response  

a.  3 sq. units 

b.  5 sq. units 

c.  4 sq. units 

d.  7 sq. units 

Question number: 404
Question
Two dice are thrown at a time. The probability that the difference of the numbers shown on the dice is 2 is ________
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 

