Aptitude and Reasoning Questions

Q:

A helicopter, at an altitude of 1500 m, finds that two ships are sailing towards it, in the same direction. The angles of depression of the ships as observed from the helicopter are 60° and 30°respectively. Distance between the two ships, in metres is

A) 1000√3 B) 1000/√3
C) 500√3 D) 500/√3
 
Answer & Explanation Answer: A) 1000√3

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Filed Under: Height and Distance
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Q:

If the speed of a boat in still water is 20 km/hr and the speed of the current is 5 km/hr, then the time taken by the boat to travel 100 km with the current is

A) 2 hrs B) 3 hrs
C) 4 hrs D) 7 hrs
 
Answer & Explanation Answer: C) 4 hrs

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Filed Under: Boats and Streams
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Q:

If A is equal to 20% of B and B is equal to 25% of C; then what percent of C is equal to A?

A) 10 B) 15
C) 5 D) 20
 
Answer & Explanation Answer: C) 5

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Filed Under: Percentage
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Q:

To cover a distance of 333 km in 2 hours by a car, what should be the average speed of the car (in meter/second)?

A) 166.5 B) 46.25
C) 83.25 D) 92.5
 
Answer & Explanation Answer: B) 46.25

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Filed Under: Time and Distance
Exam Prep: Bank Exams

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Q:

A batsman has a certain average of runs for 12 innings. In the 13th inning he scores 96 runs thereby increasing his average by 5 runs. What will be his average after 13th inning?

A) 28 B) 32
C) 36 D) 42
 
Answer & Explanation Answer: C) 36

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Filed Under: Average
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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Q:

Robin can do a work in 10 hours. Pradeep and Robin together can do the same work in 4 hours. Pradeep and Nitin together can do the samework in 5 hours. In how many hours Nitin alone can complete the same work?

A) 12 B) 15
C) 18 D) 20
 
Answer & Explanation Answer: D) 20

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Filed Under: Time and Work

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Q:

The average weight of 25 candles is 40 grams. If some candles of weight 50 grams each were removed, then average weight becomes 37.5 grams. How many candles of weight 50 grams each were removed? 

 

A) 3 B) 5
C) 8 D) 12
 
Answer & Explanation Answer: B) 5

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