Mathmetics
ISBT Mathmetics for all banking PO,Clerk,IBPS PO,Railway,SSC,IAS,OAS Exams
Q1. 

1)  Rs.17000  2)  Rs.17500 
3)  Rs.18000  4)  Rs.18500 
5)  None of these 
Answer : Rs.17500
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Q2. 

1)  1:2  2)  1:3 
3)  3:4  4)  2:5 
5)  None of these 
Answer : 1:3
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Q3. 

1)  50%  2)  60% 
3)  70%  4)  80% 
5)  None of these 
Answer : 80%
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Q4. 

1)  6:5  2)  7:5 
3)  8:5  4)  9:5 
5)  None of these 
Answer : 7:5
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Q5. 

1)  118 : 163  2)  128 : 119 
3)  121 : 147  4)  163 : 118 
5)  None of these 
Answer : None of these
Explanation :
Explanation :
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Q6. 

1)  Rs. 98.5 lakhs  2)  Rs. 89.3 lakhs 
3)  Rs. 92.6 lakhs  4)  Can’t be determined 
5)  None of these 
Answer : Can’t be determined
Explanation :
Explanation :
As the percentage profits are different for different years, we can not find the total income
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Q7. 

1)  Rs. 74.8 Lakhs  2)  Rs. 85.5 Lakhs 
3)  Rs. 68.4 Lakhs  4)  Rs. 78.5 Lakhs 
5)  None of these 
Answer : Rs. 85.5 Lakhs
Explanation :
Explanation :
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Q8. 

1)  4 : 15  2)  7 : 12 
3)  9: 16  4)  Cannot determined 
5)  None of these 
Answer : 9: 16
Explanation :
Explanation :
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Q9. 

1)  Rs.32 lakhs  2)  Rs.46 lakhs 
3)  Rs.16 lakhs  4)  Cannot determined 
5)  None of these 
Answer : Rs.32 lakhs
Explanation :
Explanation :
Total expenditure of A and B in 2011 = 2 x 16 = 32 lakhs
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Q10.  Directions : Study the graphs carefully to answer the questions that follow: Total number of children in six different schools and the percentage of girls are give bellow in the linechart. The numbers of boys in school Q is how much percentage (approx.) more or less than the numbers of girls in the school S ? 
1)  140  2)  142 
3)  144  4)  148 
5)  None of these 
Answer : 142
Explanation : The numbers of boys in school Q = (3000 x 55/100) = 1650
Explanation : The numbers of boys in school Q = (3000 x 55/100) = 1650
The numbers of girls in the school S = (2250 x 30/100) = 675
So, different = 1650  675 = 975
Therefore , required more % = (975/675) x 100 = 144 % (approx.)
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