Aptitude and Reasoning Questions

Q:

(secA ­- tanA)/(cosecA + cotA) is equal to

A) (secA -­ cotA) / (cosecA + tanA) B) (secA -­ cosA) / (cosecA + sinA)
C) (cosecA -­ cotA) / (secA + tanA) D) (secA + cosA) / (cosecA -­ sinA)
 
Answer & Explanation Answer: C) (cosecA -­ cotA) / (secA + tanA)

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

Two students appeared for an examination. One of them secured 24 marks more than the other and his marks were 65% of the sum of their marks. The marks obtained by them are _____

A) 78 and 54 B) 85 and 61
C) 67 and 43 D) 52 and 28
 
Answer & Explanation Answer: D) 52 and 28

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Filed Under: Percentage
Exam Prep: Bank Exams

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Q:

3 men or 4 women can complete a job in 120 days. 12 men and 16 women will complete the same job in how many days?

A) 12 B) 14
C) 15 D) 18
 
Answer & Explanation Answer: C) 15

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Filed Under: Time and Work
Exam Prep: Bank Exams

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Q:

The cost price of 25 books is equal to the selling price of 20 books. The profit percent is

A) 20% B) 22%
C) 24% D) 25%
 
Answer & Explanation Answer: D) 25%

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Filed Under: Profit and Loss
Exam Prep: Bank Exams

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Q:

Expand and simplify (2x + 5)2 *(4x ­- 1) -­ (3x3 - 16x2 + 25x -­ 21)

A) 13x3 + 92x2 -­ 55x + 4 B) 13x3 -­ 92x2 -­ 55x -­ 4
C) 13x3 + 92x2 + 55x -­ 4 D) 13x3 -­ 92x2 + 55x + 4
 
Answer & Explanation Answer: C) 13x3 + 92x2 + 55x -­ 4

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Q:

If cosC + cosD = x, then value of x is

A) 2cos[(C+D)/2]cos[(C-D)/2] B) 2sin[(C+D)/2]sin[(C-D)/2]
C) 2cos[(C+D)/2]sin[(C-D)/2] D) 2sin[(C+D)/2]cos[(C-D)/2]
 
Answer & Explanation Answer: A) 2cos[(C+D)/2]cos[(C-D)/2]

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

A train covers a distance of 12 km in 10 min. If it takes 6 sec to pass a telegraph post, the length of the train is

A) 90 m B) 100 m
C) 120 m D) 140 m
 
Answer & Explanation Answer: C) 120 m

Explanation:

Speed of the train = 12000 / 10*60 = 20 m/s

Length of the train = Speed X time = 20 X 6 = 120m

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Filed Under: Problems on Trains
Exam Prep: Bank Exams

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Q:

The central Government granted a certain sum towards flood relief to 3 states A, B and C in the ratio 2 : 3 : 4. If C gets Rs. 400 Crores more than A, what is the share of B?

A) Rs. 400 crore B) Rs. 200 crore
C) Rs. 600 crore D) Rs. 300 crore
 
Answer & Explanation Answer: C) Rs. 600 crore

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Filed Under: Partnership
Exam Prep: Bank Exams

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