Mathematics (NTSE Stage1 (StateLevel) ScholasticAptitude & Language Comprehension): Questions 94  99 of 224
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Question number: 94
» Mathematics » Basic Geometry
Question
In the adjoining figure, a smaller circle touches a larger circle internally and passes through the center O of the latter. If the area of the smaller circle is 200 cm ^{2}, the area of the larger circle in cm ^{2 } is
Choices
Choice (4)  Response  

a.  200 

b.  400 

c.  800 

d.  600 

Question number: 95
» Mathematics » Probability
Question
An unbiased dice is rolled twice, what is the probability of not getting a 2 in any one of the two rolls?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 96
» Mathematics » Algebraic Expressions
Question
If , then what is the value of where,
?
Choices
Choice (4)  Response  

a.  1 

b.  xy + yz + zx 

c.  1 

d.  All of the above 

Question number: 97
» Mathematics » Simple Interest and Compound Interest
Question
The difference between simple and compound interest for 2 year at 5 % per annum is Rs. 25. The sum is
Choices
Choice (4)  Response  

a.  Rs. 10100 

b.  Rs. 2500 

c.  Rs. 12000 

d.  Rs. 10000 

Question number: 98
» Mathematics » Arithmetic
Question
For a positive integer n, define d (n) = the number of positive divisors of n. What is the value of d (d (d (12) ) )?
Choices
Choice (4)  Response  

a.  1 

b.  2 

c.  4 

d.  None of the above 

Question number: 99
» Mathematics » Rational Numbers
Question
A merchant advertises 10 % off on the items bought from his store. The total discount got by a customer who bought a suitcase worth Rs. 560, a bag worth Rs. 90 and a towel worth Rs. 45 is
Choices
Choice (4)  Response  

a.  Rs. 71.50 

b.  Rs. 69.50 

c.  Rs. 70 

d.  All of the above 
