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 Quantitative Aptitude - Arithmetic Ability Questions

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Q:

Consider the following inequalities in respect of any triangle ABC:

1) AC –AB < BC

2) BC –AC < AB

3) AB –BC < AC

Which of the above are correct?

A) 1 and 2 only B) 2 and 2 only
C) 1 and 3 only D) 1, 2 and 3
 
Answer & Explanation Answer: D) 1, 2 and 3

Explanation:

AC-AB<BC Or AB+BC>AC

BC-AC<AB Or AB+AC>BC

AB-BC<AC Or AC+BC>AB

Sum of 2 sides of triangle is always greater than the third side

So all three statements are true

 

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

1 39116
Q:

A man walking at the rate of 5 km/hr crosses a bridge in 15 minutes. The length of the bridge (in metres) is

A) 600 B) 750
C) 1000 D) 1250
 
Answer & Explanation Answer: D) 1250

Explanation:

speed    = (5x5/18)m/sec
             = 25/18 m/sec.


Distance covered in 15 minutes    = (25/18 x 15 x 60)m
                                                 = 1250 m.

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Filed Under: Time and Distance

107 39067
Q:

If a number 657423547X46 is divisible by 11, then find the value of X.

 

A) 7 B) 9
C) 8 D) 6
 
Answer & Explanation Answer: B) 9

Explanation:
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Filed Under: Problems on Numbers
Exam Prep: Bank Exams

1 39012
Q:

One side of a rectangular field is 15m and one of its diagonal is 17m. Find the area of field?

A) 110 B) 120
C) 130 D) 140
 
Answer & Explanation Answer: B) 120

Explanation:

Other side = [(17 x 17) - (15 x 15)] = (289 - 225) = 8m
Area = 15 x 8 =120 sq. m

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Filed Under: Area
Exam Prep: Bank Exams
Job Role: Bank PO

73 38971
Q:

If a * b = 2a - 3b + ab, then 3 * 5 + 5 * 3  is equal to : 

A) 22 B) 23
C) 24 D) 25
 
Answer & Explanation Answer: A) 22

Explanation:

3 * 5 + 5 * 3 = (2 * 3 - 3 * 5 + 3 * 5) + ( 2 * 5 - 3 * 3 + 5 * 3)

                    = (6 + 10 - 9 + 15) = 22.

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Filed Under: Simplification

88 38926
Q:

Find the curved surface area (in cm2) of a right circular cylinder of diameter 14 cm and height 8 cm.

 

A) 308 B) 352
C) 327 D) 371
 
Answer & Explanation Answer: B) 352

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

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Q:

In the following question, select the odd letter/letters from the given alternatives.

 

A) TOJE B) VQLG
C) XSNI D) PKFB
 
Answer & Explanation Answer: D) PKFB

Explanation:
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Filed Under: Odd Man Out
Exam Prep: Bank Exams

1 38893
Q:

Select the odd character out of the following series.

 

 

A) λ B) 5
C) α D) π
 
Answer & Explanation Answer: B) 5

Explanation:
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Filed Under: Odd Man Out
Exam Prep: Bank Exams

2 38804