Aptitude and Reasoning Questions

Q:

X, Y and Z can do a piece of work in 30,40 and 50 days respectively. All three of them began the work together but Y left 4 days before completion of the work. In how many days was the work completed?

A) 660/47 B) 640/47
C) 680/47 D) 665/47
 
Answer & Explanation Answer: A) 660/47

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Filed Under: Time and Work
Exam Prep: Bank Exams , CAT

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Q:

Select the related number from the given alternatives.
7.25 : 7.75 :: 9 : ?

A) 9.5 B) 7
C) 10 D) 8.5
 
Answer & Explanation Answer: A) 9.5

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Filed Under: Analogy
Exam Prep: Bank Exams

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Q:

Which of the following doesn't fit into the series?
5-1-96, 27-1-96, 18-2-96, 12-3-96, 2-4-96.

A) 18-2-96 B) 27-1-96
C) 12-3-96 D) 5-1-96
 
Answer & Explanation Answer: C) 12-3-96

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Filed Under: Number Series
Exam Prep: AIEEE , Bank Exams , CAT

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Q:

In which of the following quadrilaterals both pairs of opposite sides are parallel?

A) Rhombus B) Cyclic quadrilateral
C) Kite D) Isosceles trapezium
 
Answer & Explanation Answer: A) Rhombus

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Filed Under: Area
Exam Prep: Bank Exams

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Q:

Select the odd word/letters/number/number pair from the given alternatives.

A) 6210 B) 7020
C) 1431 D) 1280
 
Answer & Explanation Answer: D) 1280

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Filed Under: Odd Man Out
Exam Prep: Bank Exams

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Q:

If 10 people can do a job in 20 days,then 20 people with twice the efficiency can do the same job in

A) 5 days B) 10 days
C) 20 days D) 40 days
 
Answer & Explanation Answer: A) 5 days

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Filed Under: Time and Work
Exam Prep: Bank Exams

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Q:

Two cars travel from city A to city B at a speed of 30 and 48 km/hr respectively. If one car takes 3 hours lesser time than the other car for the journey, then the distance between City A and City B is

A) 288 km B) 240 km
C) 360 km D) 192 km
 
Answer & Explanation Answer: B) 240 km

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Filed Under: Time and Distance
Exam Prep: Bank Exams

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Q:

cot2A + cos2A is equal to

A) (cosecA -­ sinA)2(cosecA + sinA) B) (cosecA + sinA)(cosecA -­ sinA)
C) (secA + sinA)(secA -­ sinA) D) (secA -­ sinA)2(secA + sinA)
 
Answer & Explanation Answer: B) (cosecA + sinA)(cosecA -­ sinA)

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Filed Under: Simplification
Exam Prep: Bank Exams

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