Everyday Mathematics (IMO Mathematics Olympiad Class 8): Questions 63  67 of 100
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Question number: 63
» Everyday Mathematics
Question
A girl 5 feet casts a shadow 60 inches long. At the same time a telephone pole casts a 300 inches shadow. Which proportions cannot be used to find the height of the telephone pole?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d.  Question does not provide sufficient data or is vague 

Question number: 64
» Everyday Mathematics
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: 65
» Everyday Mathematics
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.  11 years, 4.7 years 

b.  11 years, 5 years 

c.  10 years, 3 years 

d.  Question does not provide sufficient data or is vague 

Question number: 66
» Everyday Mathematics
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.  5 years 

c.  10 years 

d.  4 years 

Question number: 67
» Everyday Mathematics
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. 

