IMO Mathematics Olympiad Class 6: Questions 642  648 of 1049
Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 1049 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: 642
Question
The length of a rectangle is of its breadth. If its area is 72 , its perimeter will be
Choices
Choice (4)  Response  

a.  12 m 

b.  24 m 

c.  56 m 

d.  36 m 

Question number: 643
Question
Which of the following is true?
(i) A sector is the region in the interior of a circle enclosed by an arc on one side and a pair of radii on the other two sides.
(ii) A segment of a circle, is region in the interior of the circle enclosed by an arc and a chord.
Choices
Choice (4)  Response  

a.  (i) & (ii) 

b.  Only (i) 

c.  Neither (i) nor (ii) 

d.  Only (ii) 

Question number: 644
Question
The number of tiles that are required to fill an area of 125 m by 215 m if each tile is of 5 cm by 25 cm, is
Choices
Choice (4)  Response  

a.  230 

b.  185 

c.  215 

d.  325 

Question number: 645
Question
A student is making some cards for a project from a thick sheet of 112 cm by 198 cm if each card requires a piece of sheet of size 8 cm by 6 cm, is
Choices
Choice (4)  Response  

a.  397 

b.  414 

c.  264 

d.  462 

Question number: 646
Question
Number of arcs made by a chord on a circle is ________.
Choices
Choice (4)  Response  

a.  1 

b.  3 

c.  2 

d.  4 

Question number: 647
Question
A runner takes 3 rounds of a squared park of 300 dm. Then the total distance covered by him is
Choices
Choice (4)  Response  

a.  720 m 

b.  125 m 

c.  360 m 

d.  250 m 

Question number: 648
Question
Perimeter of a triangle is the sum of the lengths of all the ________ sides.
Choices
Choice (4)  Response  

a.  2 

b.  4 

c.  6 

d.  3 
