KVPY StreamSA (Class 11) Math: Questions 61  64 of 265
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Question number: 61
» Basic Mathematics » Arithmetic » Number Games
Appeared in Year: 2014
Question
Suppose a_{2}, a_{3}, a_{4}, a_{5}, a_{6}, a_{7} are integers such that
Where for j = 2, 4, 5, 6, 7. The sum is,
Choices
Choice (4)  Response  

a.  9 

b.  10 

c.  8 

d.  11 

Question number: 62
» Basic Mathematics » Arithmetic » Number Games
Appeared in Year: 2010
Write in Short
Leela and Madan pooled their music CD’s and sold them. They got as many rupees for each CD as the total number of CD’s they sold. They share the money as follows Leela first takes 10 rupees, then Madan takes 10 rupees and they continue taking 10 rupees alternately till Madan is left out with less than 10 rupees to take. Find the amount that is left out for Madan at the end, with justification.
Question number: 63
» Sequence and Series » Arithmetic Series
Appeared in Year: 2014
Question
The value of,
Is equal to?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 64
» Basic Mathematics » Arithmetic » Ratio and Proportion
Appeared in Year: 2013
Question
In a city, the total income of all people with salary below Rs. 10, 000 per annum is less than the total income of all people with salary above Rs. 10, 000 per annum. If the salaries of people in the first group increases by 5 % and the salaries of people in the second group decreases by 5 % then the average income of all people.
Choices
Choice (4)  Response  

a.  remains the same 

b.  decreases 

c.  cannot be determined from the data 

d.  increases 
