Sequence and SeriesArithmetic Series (KVPY (Kishore Vaigyanik Protsahan Yojana) StreamSA (Class 11) Math): Questions 1  7 of 7
Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 265 questions. Access all new questions we will add tracking exampattern and syllabus changes. View Sample Explanation or View Features.
Rs. 200.00 or
How to register?
Question number: 1
» 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: 2
» Sequence and Series » Arithmetic Series
Appeared in Year: 2015
Question
If n is the smallest natural number such that n + 2n + 3n + … + 99n is a perfect square, then the number of digits in n^{2} is
Choices
Choice (4)  Response  

a.  2 

b.  1 

c.  3 

d.  more than 3 

Question number: 3
» Sequence and Series » Arithmetic Series
Question
If a_{1}, a_{1}, a_{1}, …, a_{n } be an A. P. of nonzero terms, than;
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 4
» Sequence and Series » Arithmetic Series
Question
The fifth term of an A. P. is equal to four times the first term and the twice ninth term exceeds three times the fourth term by one. The first term and common difference of A. P. are –
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 5
» Sequence and Series » Arithmetic Series
Question
Choices
Choice (4)  Response  

a.  4489 

b.  36 

c.  1089 

d.  484 

Question number: 6
» Sequence and Series » Arithmetic Series
Question
If n is the largest natural number such that n + 2n + 3n + … + 70n is a perfect square, then the value of n is –
Choices
Choice (4)  Response  

a.  497 

b.  490 

c.  520 

d.  637 

Question number: 7
» Sequence and Series » Arithmetic Series
Question
The value of,
Is equal to?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 

