Aptitude and Reasoning Questions

Q:

The variance of a set of data is 121. Then the standard deviation of the data is

A) +-11 B) 11
C) 21 D) 60.5
 
Answer & Explanation Answer: B) 11

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Filed Under: Probability
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Q:

A flask has two holes. The 1st hole alone makes the flask empty in 9 minutes and 2nd hole alone makes the flask empty in 16 minutes. If water leaks out at a constant rate, how long in minutes does it take if both the holes together empty the flask?

A) 19/25 B) 41925
C) 52025 D) 51925
 
Answer & Explanation Answer: D) 51925

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Filed Under: Pipes and Cistern
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Q:

The perimeter and the breadth of a rectangle are 68 cm and 10 cm respectively. Calculate the length of its diagonal (in cm).

 

A) 52 B) 25
C) 26 D) 50
 
Answer & Explanation Answer: C) 26

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Filed Under: Area
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Q:

The curved surface area and the slant height of a right circular cone are 858 cm² and 13 cm respectively. Find its diameter (in cm).

 

A) 21 B) 42
C) 84 D) 63
 
Answer & Explanation Answer: B) 42

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Filed Under: Volume and Surface Area
Exam Prep: Bank Exams

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Q:

In the following question, which one set of letters when sequentially placed at the gaps in the given letter series shall complete it?

_n_p_no_m_ _p

 

A) mmoopp B) mommpo
C) mompon D) mompno
 
Answer & Explanation Answer: D) mompno

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Filed Under: Alphabet Test
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Q:

A cylindrical vessel of radius 8 cm is partially filled with water. By how much will the water level rise if a sphere of radius 7 cm is completely immersed in this water?

A) 7.15 cm B) 14.3 cm
C) 21.45 cm D) 28.6 cm
 
Answer & Explanation Answer: A) 7.15 cm

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Filed Under: Volume and Surface Area
Exam Prep: Bank Exams

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Q:

Select the missing number.

A) 37 B) 47
C) 48 D) 25
 
Answer & Explanation Answer: B) 47

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

Find the odd word/letters/number from the given alternatives.

A) 343 B) 64
C) 75 D) 27
 
Answer & Explanation Answer: C) 75

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Filed Under: Odd Man Out
Exam Prep: Bank Exams

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