Ratio and Proportion (IMO Mathematics Olympiad Class 6): Questions 71  77 of 80
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Question number: 71
» Ratio and Proportion
Question
Divide 1162 into three parts such that 4 times the first part, 5 times the second part and 7 times the third part are equal.
Choices
Choice (4)  Response  

a.  393, 290, 360 

b.  490, 392, 280 

c.  493, 329, 389 

d.  492, 392, 380 

Question number: 72
» Ratio and Proportion
Question
The ratio of to is
Choices
Choice (4)  Response  

a.  3: 20 

b.  3: 1 

c.  1: 3 

d.  20: 3 

Question number: 73
» Ratio and Proportion
Question
If ________ persons: 10 persons = 7000 paisa: Rs. 100, then ________means
Choices
Choice (4)  Response  

a.  5 

b.  8 

c.  7 

d.  6 

Question number: 74
» Ratio and Proportion
Question
A bag contains one rupee, 50 paisa and 25 paisa coins in the ratio 5: 6: 8. If the total amount is Rs. 420, find the total number of coins.
Choices
Choice (4)  Response  

a.  798 

b.  978 

c.  987 

d.  789 

Question number: 75
» Ratio and Proportion
Question
A tube light consumes 1.85 Watt power per hour. The power required for 4 hours is
Choices
Choice (4)  Response  

a.  7.6 Watt 

b.  8.5 Watt 

c.  5.6 Watt 

d.  7.4 Watt 

Question number: 76
» Ratio and Proportion
Question
A sum of Rs. is divided among A, B, C and D such that . Then, A’s share is
Choices
Choice (4)  Response  

a.  Rs. 865 

b.  Rs. 375 

c.  Rs. 450 

d.  Rs. 625 

Question number: 77
» Ratio and Proportion
Question
The monthly salary of A, B, C is in the proportion of 2: 3: 5. If C’s monthly salary is Rs. 1200 more than that of A, then B’s annual salary is
Choices
Choice (4)  Response  

a.  Rs. 14400 

b.  Rs. 2000 

c.  Rs. 24000 

d.  Rs. 1200 
