IMO Mathematics Olympiad (SOF) Class 6: Questions 755  761 of 1049
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Question number: 755
» Symmetry and Practical Geometry
Question
A ray has ________ end points.
Choices
Choice (4)  Response  

a.  3 

b.  1 

c.  No 

d.  2 

Question number: 756
Question
Divide into three parts such that 7 times the first part, 5 times the second part and 2 times the third part are equal.
Choices
Choice (4)  Response  

a.  50, 70, 175 

b.  45, 70, 125 

c.  70, 50, 225 

d.  50, 75, 150 

Question number: 757
» Algebra
Question
I had Rs. 200 with me. I gave Rs. x to Anwar, Rs. to Vidhu and I am left with Rs. . The amount I gave to Vidhu is
Choices
Choice (4)  Response  

a.  Rs. 15 

b.  Rs. 50 

c.  Rs. 30 

d.  Rs. 40 

Question number: 758
» Symmetry and Practical Geometry
Question
ABCD is a kite in which AB = AD and BC = DC. The kite symmetrical about
Choices
Choice (4)  Response  

a.  The diagonal BD 

b.  The diagonal AC 

c.  Side AB 

d.  Side BC 

Question number: 759
» Symmetry and Practical Geometry
Question
A line segment cm is bisected at C, then length is
Choices
Choice (4)  Response  

a.  2.5 cm 

b.  1.8 cm 

c.  2.9 cm 

d.  3.7 cm 

Question number: 760
Question
The ratio of father’s age to that of his son is equal to the ratio of the mother’s age to that of her daughter. If the ages of mother, son and daughter be 48, 24 and 18 years respectively, then the age of the father is
Choices
Choice (4)  Response  

a.  64 years 

b.  60 years 

c.  54 years 

d.  50 years 

Question number: 761
Question
The ratio of child’s weight to that of his father’s weight is equal to the ratio of the child’s brother’s weight to that of his mother’s weight. If the weight of child, his brother and father be 12, 16 and 72 kg respectively, then the weight of the mother is
Choices
Choice (4)  Response  

a.  96 kg 

b.  84 kg 

c.  94 kg 

d.  78 kg 
