NRA CGL (National Recruitment AgencyCombined Graduate Level) Mathematics: Questions 20  26 of 425
Access detailed explanations (illustrated with images and videos) to 425 questions. Access all new questions we will add tracking exampattern and syllabus changes. Unlimited Access for Unlimited Time!
View Sample Explanation or View Features.
Rs. 300.00 or
How to register?
Question number: 20
Question
If , , , then P: S is equal to
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 21
Question
A number, when divided by 296, gives the 75 as remainder. If the same number is divided by 37 then the remainder will be
Choices
Choice (4)  Response  

a.  19  
b.  1  
c.  31  
d.  2 
Question number: 22
» Geometry
Question
Three spherical balls of radius 1 cm, 2 cm and 3 cm are melted to form a single spherical ball. In the process, the loss of material is 25%. The radius of the new ball is
Choices
Choice (4)  Response  

a.  6 cm  
b.  2 cm  
c.  5 cm  
d.  3 cm 
Question number: 23
Question
If the sum of n terms of an A. P. is . Find the term.
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 24
Question
What should come in place of the question mark (? ) in the following number series?
Choices
Choice (4)  Response  

a.  96  
b.  142  
c.  403  
d.  124 
Question number: 25
Question
8 years ago, the ages (in years) of A and B were in the ratio 3: 4; and 8 years hence they will be in the ratio 6: 7. The present age of A is
Choices
Choice (4)  Response  

a.  48 years  
b.  36 years  
c.  64 years  
d.  24 years 
Question number: 26
» Fundamental Arithmetical Operations
Question
The sum of all the digits of the numbers from 1 to 100 is
Choices
Choice (4)  Response  

a.  5050  
b.  903  
c.  900  
d.  901 