IMO Level 1 Mathematics Olympiad (SOF) Class 6: Questions 748  754 of 1059
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Question number: 748
» Algebra
Question
I had Rs. 350 with me. I gave Rs. 2x to Shalini, Rs. to Jaimin and I am left with Rs. . The amount left with me is
Choices
Choice (4)  Response  

a.  Rs. 155 

b.  Rs. 175 

c.  Rs. 135 

d.  Rs. 150 

Question number: 749
» Algebra
Question
To get the value of ‘b’, ________ to be multiplied on either side of equation .
Choices
Choice (4)  Response  

a.  + 19 

b.  0 

c.   3 

d.  + 3 

Question number: 750
Question
In a cricket coaching camp, 1200 children are trained out of which 900 are selected for various matches. Ratio of nonselected children to the total number of children is
Choices
Choice (4)  Response  

a.  4: 1 

b.  120: 300 

c.  1: 4 

d.  300: 120 

Question number: 751
» Algebra
Question
In , the value of ‘a’ is
Choices
Choice (4)  Response  

a. 


b.  +1 

c. 


d.   1 

Question number: 752
Question
The ratio of teacher’s age to that his student’s age is equal to the ratio of the principal’s age to that of clerk’s age. If the ages of teacher, student and clerk be 30,20 and 45 years respectively, then the age of the principal is
Choices
Choice (4)  Response  

a.  65 years 

b.  70 years 

c.  69 years 

d.  67.5 years 

Question number: 753
» Algebra
Question
The number of women in an office is 2 times the number of men. Which of the following cannot be the total number of employees in the class?
Choices
Choice (4)  Response  

a.  26 

b.  30 

c.  36 

d.  18 

Question number: 754
» Symmetry and Practical Geometry
Question
What is the smallest number of squares that must be shaded so that the line AB becomes a line of symmetry?
Choices
Choice (4)  Response  

a.  7 

b.  4 

c.  5 

d.  3 
