Ratio and Proportion (IMO Mathematics Olympiad (SOF) Class 6): Questions 29  34 of 80
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Question number: 29
» Ratio and Proportion
Question
If p: q: : r: s, then the correct statement is
Choices
Choice (4)  Response  

a.  pqr = s 

b.  qr = ps 

c.  qrs = p 

d.  pq = rs 

Question number: 30
» Ratio and Proportion
Question
The monthly salary of A, B, C is in the proportion of 6: 7: 11. If C’s monthly salary is Rs. 5400 more than that of A, then B’s annual salary is
Choices
Choice (4)  Response  

a.  Rs. 5400 

b.  Rs. 90720 

c.  Rs. 78230 

d.  Rs. 10800 

Question number: 31
» Ratio and Proportion
Question
A car consumes 3.15 liters of diesel per hour. The quantity of diesel required to drive the car for 5 hours is
Choices
Choice (4)  Response  

a.  15 liters 

b.  25.75 liters 

c.  29 liters 

d.  15.75 liters 

Question number: 32
» Ratio and Proportion
Question
A certain amount was divided between Rahul and Mehul in the ratio 3: 5. If Mehul’s share was Rs. 4800, then the amount is
Choices
Choice (4)  Response  

a.  Rs. 8980 

b.  Rs. 7680 

c.  Rs. 6800 

d.  All of the above 

Question number: 33
» Ratio and Proportion
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.  120: 300 

b.  1: 4 

c.  300: 120 

d.  4: 1 

Question number: 34
» Ratio and Proportion
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.  70 years 

b.  67.5 years 

c.  65 years 

d.  69 years 
