Aptitude and Reasoning Questions

Q:

The product of two numbers is 4107. If the H.C.F of these numbers is 37, then the greater number is 

A) 101 B) 107
C) 111 D) 185
 
Answer & Explanation Answer: C) 111

Explanation:

 Let the numbers be 37a and 37b. Then , 37a x 37b =4107  => ab = 3.

 Now co-primes with product 3 are (1,3)

 So, the required numbers are (37 x 1, 37 x 3) i.e, (37,111).

 Therefore, Greater number = 111.

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Filed Under: HCF and LCM

64 48700
Q:

Select the related word/letters/number from the given alternatives.

Pernicious : Lethal : : Indict : ?

A) Insolent B) Impudent
C) Spoil D) Accuse
 
Answer & Explanation Answer: D) Accuse

Explanation:
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Filed Under: Analogy
Exam Prep: Bank Exams

0 48684
Q:

Find the Next Number in the given number series?

3, 10.5, 36.75, 128.625, ?

A) 450.187 B) 442.151
C) 441.231 D) 456.852
 
Answer & Explanation Answer: A) 450.187

Explanation:

Pattern is

      • 3
      • 3 x 3.5 = 10.5
      • 10.5 x 3.5 = 36.75
      • 36.75 x 3.5 = 128.625
      • 128.625 x 3.5 = 450.187
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Filed Under: Odd Man Out
Exam Prep: GATE , CAT , Bank Exams , AIEEE
Job Role: Bank PO , Bank Clerk , Analyst

9 48678
Q:

Find the odd man out from the given series?

8, 18, 56, 232, 1165 

A) 18 B) 56
C) 232 D) 1165
 
Answer & Explanation Answer: B) 56

Explanation:

The given number series 8, 18, 56, 232, 1165 

8

8 x 2 + 2 = 18

18 x 3 + 3 = 57 (not 56)

57 x 4 + 4 = 232

232 x 5 + 5 = 1165

 

Hence, the odd man in the given series is 56.

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Filed Under: Odd Man Out
Exam Prep: AIEEE , Bank Exams , CAT , GATE
Job Role: Analyst , Bank Clerk , Bank PO

2 48656
Q:

What is the value of (cosec60 - 1/2) ?

 

A) (4-√3)/2√3   B) (2√3-1)/√3  
C) (3√3-1)/3   D) 1/√3
 
Answer & Explanation Answer: A) (4-√3)/2√3  

Explanation:
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Filed Under: Simplification
Exam Prep: Bank Exams

0 48622
Q:

Two trains A and B start simultaneously in the opposite direction from two points P and Q and arrive at their destinations 16 and 9 hours respectively after their meeting each other. At what speed does the second train B travel if the first train travels at 120 km/h

A) 90 km/h B) 160 km/h
C) 67.5 km/h D) None of these
 
Answer & Explanation Answer: B) 160 km/h

Explanation:

s1s2=t2t1

120s2=916=34

s2=160km/h

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Filed Under: Time and Distance

163 48546
Q:

Which of the following statement(s) is/are TRUE?

I. 12>163>244II. 253>324>486III. 94>153>246

A) Only I and II B) Only I and III
C) Only I D) All are true.
 
Answer & Explanation Answer: A) Only I and II

Explanation:
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Filed Under: Simplification
Exam Prep: Bank Exams

0 48500
Q:

The length and breadth of a rectangle are 15 cm and 8 cm respectively. Calculate its perimeter (in cm).

 

A)  46 B) 92
C)  35 D)  70
 
Answer & Explanation Answer: A)  46

Explanation:
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Filed Under: Area
Exam Prep: Bank Exams

0 48479