NRA CGL (National Recruitment AgencyCombined Graduate Level) Mathematics: Questions 327  334 of 425
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Question number: 327
» Algebra
Question
If and , then the value of is (Paper1)
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 328
Question
The difference of and is (Paper1)
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 329
» Algebra
Question
If , then the value of n is (Paper1)
Choices
Choice (4)  Response  

a.  50  
b.  40  
c.  70  
d.  60 
Question number: 330
Question
Three numbers which are coprime to one another are such that the product of the first two is 391 and that of the last two is 621. The sum of the three numbers is (Paper I)
Choices
Choice (4)  Response  

a.  67  
b.  81  
c.  75  
d.  85 
Question number: 331
Question
The difference between two positive numbers is 2. If the sum of their squares is 164, then the sum of the numbers is (Paper1)
Choices
Choice (4)  Response  

a.  73  
b.  25  
c.  68  
d.  18 
Question number: 332
Question
If the length and perimeter of a rectangle are in ratio , then its length and breadth will be in the ratio (Paper I)
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 333
Question
Let the least number of five digits which when divided 5,10,15,20 leaves in each case same remainder 5 be N. the sum of digits in N is (Paper1)
Choices
Choice (4)  Response  

a.  12  
b.  10  
c.  18  
d.  14 
Question number: 334
Question
Three numbers A, B and C are in the ratio . Their average is 900. If A is increased by and B is decreased by , then to get the average increased by , C will be increased by (Paper  I)
Choices
Choice (4)  Response  

a.  225  
b.  425  
c.  125  
d.  325 