IMO Mathematics Olympiad Class 9: Questions 659  664 of 919
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Question number: 659
Question
A milk vendor has 2 cans of milk. The first contains water and the rest milk. The second contains water. How much milk should he mix from each of the containers so as to get 12 liters of milk such that the ratio of water to milk is ?
Choices
Choice (4)  Response  

a.  7 liters, 5 liters 

b.  6 liters, 6 liters 

c.  4 liters, 8 liters 

d.  5 liters, 7 liters 

Question number: 660
» Linear Equations in Two Variables
Question
The option which is not a solution of the equation , is________.
Choices
Choice (4)  Response  

a.  (0, 7) 

b.  (4, 7) 

c.  (5, 3) 

d.  (2, 0) 

Question number: 661
» Analytical Reasoning and Logical Reasoning
Question
If in a certain language SURGEON is coded as HFITVLM, how is PHYSICIAN coded in that language?
Choices
Choice (4)  Response  

a.  KSBHRXRZM 

b.  IETWSOSHK 

c.  LTAKJYJUP 

d.  GMDLFQFVX 

Question number: 662
» Analytical Reasoning and Logical Reasoning
Question
Choose the odd numeral pair/group
Choices
Choice (4)  Response  

a.  14, 9 

b.  21, 6 

c.  42, 3 

d.  17, 8 

Question number: 663
Question
The highest score in an inning was of the total and the next highest was of the remainder. If the scores differed by 8, then the total score is ________.
Choices
Choice (4)  Response  

a.  652 

b.  654 

c.  648 

d.  650 

Question number: 664
Question
In samayra’s opinion, her weight is greater than 40 kg but less than 47 kg. Her brother does not agree with Samayra and he thinks that Samayra’s weight is greater than 35 kg but less than 45 kg. Her mother’s view is that his weight cannot be greater than 43 kg. If all of them are correct in their estimations, what is the average of different probable weights of Samayra?
Choices
Choice (4)  Response  

a.  32 kg 

b.  62 kg 

c.  52 kg 

d.  42 kg 
