Ratio and Proportion (IMO Level 1 Mathematics Olympiad (SOF) Class 6): Questions 1  7 of 80
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Question number: 1
» Ratio and Proportion
Question
A bus travels 126 km in 3 hours and a train travels 315 km in 5 hours. The ratio of their speeds is
Choices
Choice (4)  Response  

a.  1: 3 

b.  126: 315 

c.  3: 5 

d.  2: 3 

Question number: 2
» Ratio and Proportion
Question
In a quiz program, the ratio of correct answers to incorrect answers is 5: 2. If 16 incorrect answers are given, then the number of correct answers given is
Choices
Choice (4)  Response  

a.  80 

b.  30 

c.  20 

d.  40 

Question number: 3
» Ratio and Proportion
Question
If 12 men can do a piece of work in 18 days, in how many days will 8 men complete it?
Choices
Choice (4)  Response  

a.  10 days 

b.  days 

c.  27 days 

d.  12 days 

Question number: 4
» Ratio and Proportion
Question
What number should be added to each of the numbers 22,46,34 and 70 so that the remainders may be proportional?
Choices
Choice (4)  Response  

a.  3 

b.  1 

c.  2 

d.  6 

Question number: 5
» Ratio and Proportion
Question
Cost of a toffee is 50 paisa and cost of a chocolate is Rs. 10, then the ratio of the cost of a toffee to the cost of a chocolate is
Choices
Choice (4)  Response  

a.  1: 5 

b.  5: 1 

c.  1: 20 

d.  20: 1 

Question number: 6
» Ratio and Proportion
Question
What number should be subtracted from each of the numbers 45,67,53 and 79 so that the remainders may be proportional?
Choices
Choice (4)  Response  

a.  3 

b.  1 

c.  6 

d.  2 

Question number: 7
» Ratio and Proportion
Question
A’s money is to B’s money as 4: 5 and B’s money is to C’s money as 2: 3. If A has Rs. 800, C has
Choices
Choice (4)  Response  

a.  Rs. 1500 

b.  Rs. 2000 

c.  Rs. 1200 

d.  Rs. 1000 
