Home
46.
If 5% more is gained by selling an article for Rs. 350 than by selling it for Rs. 340, the cost of the article is :
  • A.
    Rs. 50
  • C.
    Rs. 200
  • B.
    Rs. 160
  • D.
    Rs. 225
  • Answer & Explanation
  • Report
Answer : [C]
Explanation :
 
Let C.P. be Rs. x. Then, 5% of x = {350 - 340} = 10
 
 
x
20
 = 10
 
  x = 200.  
 
Report
Name Email  
47.
A trader mixes three varieties of groundnuts costing Rs. 50, Rs. 20 and Rs. 30 per kg in the ratio 2 : 4 : 3 in terms of weight, and sells the mixture at Rs. 33 per kg. What percentage of profit does he make?
  • A.
    8%
  • C.
    10%
  • B.
    9%
  • D.
    None of these
  • Answer & Explanation
  • Report
Answer : [C]
Explanation :
 
Suppose he bought 2 kg, 4 kg and 3 kg of the three varieties.
 
C.P. of 9 kg = Rs. (2 x 50 + 4 x 20 + 3 x 30) = Rs. 270.
 
S.P. of 9 kg = Rs. (9 x 33) = Rs. 297.
 
 
  Profit% =  
27
270
 x 100   % = 10%    
 
Report
Name Email  
48.
A man bought apples at the rate of 8 for Rs. 34 and sold them at the rate of 12 for Rs. 57. How many apples should be sold to earn a net profit of Rs. 45?
  • A.
    90
  • C.
    135
  • B.
    100
  • D.
    150
  • Answer & Explanation
  • Report
Answer : [A]
Explanation :
 
C.P. of 1 apple = Rs.  
34
8
   = Rs. 4.25. S.P. of 1 apple = Rs.  
57
12
   = Rs. 4.75.  
 
Profit on each apple = Re. 0.50.
 
 
  Number of apples required =  
45
0.50
   = 90.      
 
Report
Name Email  
49.
Arun purchased 30 kg of wheat at the rate of Rs. 11.50 per kg and 20 kg of wheat at the rate of Rs. 14.25 per kg. He mixed the two and sold the mixture. Approximately what price per kg should he sell the mixture to make 30% profit?
  • A.
    Rs. 14.80
  • C.
    Rs. 15.60
  • E.
    Rs. 18.20
  • B.
    Rs. 15.40
  • D.
    Rs. 16.30
  • Answer & Explanation
  • Report
Answer : [D]
Explanation :
 
C.P. of 50 kg wheat = Rs. (30 x 11.50 + 20 x 14.25) = Rs. (345 + 285) = Rs. 630
 
S.P. of 50 kg wheat = 130% of Rs. 630 = Rs.  
130
100
 x 630     = Rs. 819.    
 
 
 S.P. per kg = Rs.  
819
50
   = Rs. 16.38 = Rs. 16.30.      
 
Report
Name Email  
50.
By selling 45 lemons for Rs. 40, a man loses 20%. How  many should be sell for Rs. 24 to gain 20% in the transaction?
  • A.
    16
  • C.
    20
  • B.
    18
  • D.
    22
  • Answer & Explanation
  • Report
Answer : [B]
Explanation :
 
Let S.P. of 45 lemons be Rs. x. Then, 80 : 40 = 120 : x or x =  
120 x 40
80
   = 60    
 
For Rs. 60, lemons sold = 45. For Rs. 24, lemons sold =  
45
60
 x 24    = 18.    
 
Report
Name Email