Percentage [NRA CGL (National Recruitment AgencyCombined Graduate Level) Mathematics]: Questions 1  5 of 30
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Question number: 1
Question
MCQ▾Three numbers A, B and C are in the ratio . Their average is 800. 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.  200  
b.  280  
c.  250  
d.  190 
Question number: 2
Question
MCQ▾The length of a rectangle is decreased by and its breadth is increased by . By what percent its area changed?
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 3
Question
MCQ▾In an election there were only two candidates. One of the candidates secured of votes and is defeated by the other candidate by 4080 votes. The total number of votes polled is
Choices
Choice (4)  Response  

a.  46000  
b.  18000  
c.  40814  
d.  17000 
Question number: 4
Question
MCQ▾Prashant’s salary was reduced by 10 % and then the reduced salary was increased by 50%. His new salary in comparison with his original salary is (Paper1)
Choices
Choice (4)  Response  

a.  35 % more  
b.  25 % more  
c.  64 % less  
d.  25 % less 
Question number: 5
Question
MCQ▾A girl, after giving away of his pocket money to one companion and of the remainder to another, has 15 paise left with him. How much pocket money did the boy have in the beginning?
Choices
Choice (4)  Response  

a.  Rs. 0.20  
b.  Rs. 0.22  
c.  Rs. 0.45  
d.  Rs. 0.62 