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 Quantitative Aptitude - Arithmetic Ability Questions

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Q:

If sinA + sin2A = 1 then what is the value of cos2A + cos4A ?

A) 1 B) 2
C) 1/2 D) 1/4
 
Answer & Explanation Answer: A) 1

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

The income of a person is Rs 45000 and his expenditure is Rs 33000. If his income is increased by 22% and expenditure in increased by 11%, then what will be the percentage increase in his savings?

 

 

A) 11 B) 45.75
C) 22.15 D) 52.25
 
Answer & Explanation Answer: D) 52.25

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Filed Under: Percentage
Exam Prep: Bank Exams

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Q:

When a number is increased by 18, it becomes 106% of itself. What is the number?

A) 300 B) 216
C) 270 D) 162
 
Answer & Explanation Answer: A) 300

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Filed Under: Percentage
Exam Prep: Bank Exams

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Q:

Compound interest on a certain sum for 2 years at the rate of 11% per annum is Rs 1160.5. What will be the simple interest (in Rs) for the same
amount at the same rate of interest for 2 years?

 

A) 9000 B) 1000
C) 1100 D) 1050
 
Answer & Explanation Answer: C) 1100

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Filed Under: Compound Interest
Exam Prep: Bank Exams

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Q:

If 2r = h + r2+h2, then the ratio of r:h is

A) 1 : 2 B) 2 : 3
C) 4 : 3 D) 3 : 5
 
Answer & Explanation Answer: C) 4 : 3

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Filed Under: Ratios and Proportions
Exam Prep: Bank Exams

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Q:

If (4/5)A = 3B = (2/3)C, then what is A : B : C?

A) 12 : 3 : 16 B) 12 : 45 : 10
C) 15 : 4 : 18 D) 9 : 12 : 16
 
Answer & Explanation Answer: C) 15 : 4 : 18

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Filed Under: Ratios and Proportions
Exam Prep: Bank Exams , CAT

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Q:

The reciprocal of the sum of the reciprocals of 2/9 and 7/10 is

A) 14/83 B) 83/14
C) 90/83 D) 83/90
 
Answer & Explanation Answer: A) 14/83

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Filed Under: Problems on Numbers
Exam Prep: Bank Exams

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Q:

If {12(a-b)}2+ab=p(a+b)2, then the value of p is 

A) p = 4 B) p = 1
C) p = 0 D) p = 2
 
Answer & Explanation Answer: A) p = 4

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Filed Under: Quantitative Aptitude - Arithmetic Ability
Exam Prep: Bank Exams , GATE

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