IMO Level 1 Mathematics Olympiad (SOF) Class 8: Questions 850  854 of 1040
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Question number: 850
Question
A vessel contain a mixture of milk and water in the ratio 5: 2. Which of the following ratio is equivalent to 5: 2?
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d.  None of the above 
Question number: 851
Question
The age of Mohit and Teena are in ratio 3: 7. After 11 years, their age will be in ratio 5: 7. The age of Teena and Mohit is________.
Choices
Choice (4)  Response  

a.  10 years, 3 years  
b.  11 years, 4.7 years  
c.  11 years, 5 years  
d.  All of the above 
Question number: 852
Question
The average age of 2 girls is 12 years and their ages are in proportion 3: 5, the age of youngest girl is________.
Choices
Choice (4)  Response  

a.  9 years  
b.  4 years  
c.  10 years  
d.  5 years 
Question number: 853
Appeared in Year: 2012
Question
Mr. Gupta drives at a speed of 60 km/hr for 6 hours from Chandigarh to Delhi. Mr. Verma drives his car at an average speed of 45 km/hr for the same journey. How much time does Mr. Verma take to complete the journey?
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 854
Question
Reena goes to a shop to buy a saree costing Rs. 500 including sales tax of 5%. He asks the shopkeeper to reduce the price of the watch so that he can save an amount equal to the sales tax. The reduction in the price of the saree is________.
Choices
Choice (4)  Response  

a.  Rs 20  
b.  Rs 12  
c.  Rs 25  
d.  All of the above 