IMO Mathematics Olympiad (SOF) Class 8: Questions 349  354 of 1029
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Question number: 349
» Quadrilaterals and Practical Geometry
Question
Given below are the steps of construction of a quadrilateral ABCD, where AB = 3 cm, BC = 6 cm, , which of the following is a wrong step?
(P) Step i: Draw AB = 3 cm.
(Q) Step ii: Draw at A and
(R) Step iii: With B as center and radius BC = 6.5 cm, draw an arc to intersect at C;
(S) Step iv: At C draw such that CZ meets AX at D.
Choices
Choice (4)  Response  

a.  Q 

b.  S 

c.  P 

d.  R 

Question number: 350
» Quadrilaterals and Practical Geometry
Question
Which quadrilateral has the given property if one pair of sides is parallel and the nonparallel sides are congruent?
Choices
Choice (4)  Response  

a.  Trapezoid 

b.  Rectangle 

c.  Parallelogram 

d.  Square 

Question number: 351
Question
What sum lent out at C. I. will amount to Rs. 810 in 1 years at 10 % p. a. interest?
Choices
Choice (4)  Response  

a.  736.36 Rs. 

b.  600 Rs. 

c.  550 Rs. 

d.  725.04 Rs. 

Question number: 352
Question
When the price of a product was increased by 10%, the number sold decreased by 30%, what was the decrease on the total revenue?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 353
Question
12 % of 200 = x% of 720, then the value of x is________.
Choices
Choice (4)  Response  

a.  3.33 

b.  1 

c.  5 

d.  2 

Question number: 354
» Quadrilaterals and Practical Geometry
Following Statement is true or false:
PQRS is an isosceles trapezium then the opposite angles are supplementary. This statement is ________.