IMO Mathematics Olympiad Class 9: Questions 317  322 of 919
Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 919 questions. Access all new questions we will add tracking exampattern and syllabus changes. View Sample Explanation or View Features.
Rs. 450.00 or
Question number: 317
Question
Which of the points A (0, 3), B (1, 0), C (0, 1), D (5, 0), E (1, 2) do not lie on the xaxis?
Choices
Choice (4)  Response  

a.  B and D only 

b.  B, C, E 

c.  A and E only 

d.  A, C, E 

Question number: 318
Question
If the volumes of two cones are in the ratio 2: 3 and their diameters are in the ratio 3: 7, and then the ratio of their heights is ________
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 319
Question
The length of canvas 1.2 m wide required building a conical tent of height 14 m and also on the floor of floor area, breadth of canvas is ________
Choices
Choice (4)  Response  

a.  665 m 

b.  770 m 

c.  490 m 

d.  860 m 

Question number: 320
Question
If the altitude of an equilateral triangle is, its area is ________
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 321
Question
A rectangle with perimeter 44cm is partitioned into 5 congruent rectangles, as indicated in the diagram. The perimeter of each of the congruent rectangle is ________.
Choices
Choice (4)  Response  

a.  20 cm 

b.  10 cm 

c.  24 cm 

d.  48 cm 

Question number: 322
Question
If in the following image angle PQR is 110˚ then what would be the angle PSR?
Choices
Choice (4)  Response  

a.  120˚ 

b.  170˚ 

c.  150˚ 

d.  140˚ 
