IMO Mathematics Olympiad Class 9: Questions 896  902 of 919
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Passage
A Bus is going on a long journey for 25 hours, starting at 6.00 hrs. The speed of the car at different hours is given below:
Time (in hrs):

6

8

9

13

14

18

20

22

25

Speed (in km/hour):

30

60

50

40

60

70

80

60

20

From the above table answer the following questions.
Question number: 896 (3 of 3 Based on Passage) Show Passage
Question
The percentage of decrease in speed during 22.00 hrs and 25.00 hrs is ________
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 897
Question
A man sells two horses for Rs. 4000 each, neither losing nor gaining in the deal. If he sold one horse at a gain of , the other horse is sold at a loss of ________
Choices
Choice (4)  Response  

a. 


b. 


c. 


d.  Question does not provide sufficient data or is vague 

Question number: 898
» Analytical Reasoning and Logical Reasoning
Question
In a certain code, 26890 is written KARYD and 2476 is written as KBNA. How is 27498 written in the code?
Choices
Choice (4)  Response  

a.  XTZAL 

b.  NPTSL 

c.  KNBYR 

d.  NBYRK 

Question number: 899
Question
then find the value of
Choices
Choice (4)  Response  

a.  1 

b.  3 

c.  2 

d.  4 

Question number: 900
» Analytical Reasoning and Logical Reasoning
Question
Priti scored more than Rahul. Yamuna scored as much as Divya. Lokita scored less than Manju. Rahul scored more than Yamuna. Manju scored less than Divya. Who scored the lowest?
Choices
Choice (4)  Response  

a.  Rahul 

b.  Divya 

c.  Manju 

d.  Lokita 

Question number: 901
» Linear Equations in Two Variables
Question
A straight line parallel to the xaxis has equation________
Choices
Choice (4)  Response  

a.  y=x 

b.  x = a 

c.  y = a 

d.  y = x 

Question number: 902
Question
In a class test, in Science, 45 students scored 88 marks, 15 students scored 75 marks and 5 scored 60 marks. The mean of their score is (approximately) ________
Choices
Choice (4)  Response  

a.  75 marks 

b.  83 marks 

c.  80 marks 

d.  90 marks 
