NRA CGL (National Recruitment AgencyCombined Graduate Level) Mathematics: Questions 276  282 of 425
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Question number: 276
» Algebra
Question
If and , then the value of is (Paper1)
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 277
Question
The perimeter of a rhombus is 60 m and its height is 6 m. its area is (Paper I)
Choices
Choice (4)  Response  

a.  60 sq. m.  
b.  70 sq. m.  
c.  90 sq. m.  
d.  80 sq. m. 
Question number: 278
Question
HCF and LCM of two numbers are 6 and 120 respectively. If the numbers are between 20 and 40, the sum of the numbers is (Paper I)
Choices
Choice (4)  Response  

a.  54  
b.  70  
c.  56  
d.  77 
Question number: 279
» Fundamental Arithmetical Operations
Question
is equal to (Paper  I)
Choices
Choice (4)  Response  

a.  18  
b.  10  
c.  16  
d.  17 
Question number: 280
» Fundamental Arithmetical Operations
Question
The value of is (Paper1)
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 281
Question
If a selling price of Rs. 77 results after 30 % discount on the list price of an article, the selling price that would result after 10 % discount on the list price is (Paper  I)
Choices
Choice (4)  Response  

a.  Rs. 79  
b.  Rs. 89  
c.  Rs. 99  
d.  Rs. 69 
Question number: 282
Question
Three numbers A, B and C are in the ratio . Their average is 400. 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.  280  
b.  182  
c.  220  
d.  260 