IMO Mathematics Olympiad (SOF) Class 8: Questions 331  336 of 1030
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Question number: 331
» Quadrilaterals and Practical Geometry
Question
Which of the following quadrilateral has diagonals that meet at the right angle?
Choices
Choice (4)  Response  

a.  Trapezium 

b.  Kite 

c.  Parallelogram 

d.  Question does not provide sufficient data or is vague 

Question number: 332
» Quadrilaterals and Practical Geometry
Question
If a quadrilateral has two pair of equal opposite sides and parallel opposite sides, it is called________.
Choices
Choice (4)  Response  

a.  Parallelogram 

b.  Square 

c.  Kite 

d.  Rectangle 

Question number: 333
Question
A man sells a mare of Rs. 2005 making a loss of . The cost of the mare is________.
Choices
Choice (4)  Response  

a.  2100 Rs. 

b.  2110.52 Rs. 

c.  2000 Rs. 

d.  1000 Rs. 

Question number: 334
Question
If a number x is 5 % less than another number y and y is 5 % more than 110, then x is equal to________.
Choices
Choice (4)  Response  

a.  100.25 

b.  120 

c.  109.725 

d.  110 

Question number: 335
Question
A grocer purchased 50 kg. Of sugar at Rs. 10.50 per kg and mixed it with 100 kg sugar at Rs. 20 per kg. At what rate should he sell the mixture (per kg) to gain 20%?
Choices
Choice (4)  Response  

a.  30 Rs. 

b.  20.2 Rs. 

c.  20.5 Rs. 

d.  20 Rs. 

Question number: 336
Question
The difference between compound interest and simple interest on a sum of 2 years at 20 % per annum, when the interest is compounded annually is Rs. 16. If the interest were compounded half yearly, the difference in two interests would be
Choices
Choice (4)  Response  

a.  24.30 

b.  25.00 

c.  25.64 

d.  25.50 
