IMO Level 1 Mathematics Olympiad (SOF) Class 7: Questions 513  517 of 1022
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Question number: 513
Question
There are 78 white kites and 22 less blue kites than white kites in a shop. What is the ratio of the number of blue kites to the total number of kites?
Choices
Choice (4)  Response  

a.  7: 15 

b.  27: 61 

c.  28: 67 

d.  14: 33 

Question number: 514
Question
Rohan’s mother was 24 years old when his sister was born. His father is 5 years older than his mother. Now Rohan is 19 years old and his sister is 6 years older than him. What is the present age of Rohan’s father?
Choices
Choice (4)  Response  

a.  39 years 

b.  54 years 

c.  48 years 

d.  56 years 

Question number: 515
Question
I was sitting alone in a park. After a while, there came an old man followed by an old lady. They were followed by two couples who were accomplished by a child each. What was the number of total persons present in the park?
Choices
Choice (4)  Response  

a.  8 

b.  10 

c.  11 

d.  9 

Question number: 516
Question
Mr. Arvind has a total of Rs. 15,000. He spends 30 % of his money on education. How many rupees does he spend on his education?
Choices
Choice (4)  Response  

a.  Rs. 1000 

b.  Rs. 4500 

c.  Rs. 5000 

d.  Rs. 5500 

Question number: 517
Question
A man sells a scooter to his friend at 5 % loss. If the friend sells it for Rs. 75000 and gains 25%, the original C. P. of the car was ________.
Choices
Choice (4)  Response  

a.  Rs. 63158 

b.  Rs. 58710 

c.  Rs. 65000 

d.  Rs. 45354 
