Quantitative Aptitude - Arithmetic Ability Questions

Q:

What least number must be added to 1039, so that the sum obtained is completely divisible by 29?

A) 4 B) 5
C) 8 D) 6
 
Answer & Explanation Answer: B) 5

Explanation:
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Filed Under: Problems on Numbers

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Q:

Train A can cross a man in 8 sec and a 180 m long platform ‘P’ in 17 sec. If train A cross train B which is running in opposite direction at speed of 108 km/hr in 8 sec, then find time taken by train B to cross platform P? 

A) 16 sec B) 11 sec
C) 14 sec D) 12 sec
 
Answer & Explanation Answer: C) 14 sec

Explanation:

Let length of train A be ‘L’ m and speed be ‘V’ m/s

ATQ –

V =

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Filed Under: Problems on Trains
Exam Prep: AIEEE , Bank Exams , CAT

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Q:

The average of X, Y, Z is 24. Also, X:Y = 2:3 and X+Y = 60, then find the value of (X-Z)?

A) 9 B) 10
C) 11 D) 12
 
Answer & Explanation Answer: D) 12

Explanation:

X+Y+Z = 24*3 = 72 X:Y = 2:3 (Given)
Let ‘X’ to be 2a & ‘Y’ to be 3a
X+Y = 60 (Given)
2a+3a = 60
5a = 60
a = 12
Hence, X = 24 & Y = 36
From equation (1)...
Z = 72 - 60
Z = 12
Hence, X - Z = 24-12 = 12.

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Filed Under: Average
Exam Prep: Bank Exams

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Q:

A bank offers 15% compound interest per half year. A customer deposits Rs 8800 each on 1st January and 1st July of a year. At the end of the year, the amount he would have gained by way of interest is _____.

A) Rs 8315 B) Rs 2079
C) Rs 4158 D) Rs 1039
 
Answer & Explanation Answer: C) Rs 4158

Explanation:
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Filed Under: Compound Interest
Exam Prep: Bank Exams

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Q:

Chord AB of a circle when extended meets the tangent to the circle at point P. PT is the tangent touching the circle at point T. If lengths of PT and PB are 6 cm and 4 cm respectively, what is the length of PA?

A) 12 cm B) 11 cm
C) 10 cm D) 9 cm
 
Answer & Explanation Answer: D) 9 cm

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Filed Under: Area
Exam Prep: AIEEE , Bank Exams , CAT

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Q:

Rearrange the jumbled up letters to form a meaningful word and find the odd one out.

A) CEKRTCI B) OHKCYE
C) ESCSH D) OTOLABLF
 
Answer & Explanation Answer: C) ESCSH

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

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Q:

A vendor buys bananas at 9 for Rs 8 and sells at 8 for Rs 9. What will be the profit or loss (in %)?

A) 13.28% profit B) 26.56% loss
C) 26.56% profit D) 13.28% loss
 
Answer & Explanation Answer: C) 26.56% profit

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Filed Under: Profit and Loss
Exam Prep: Bank Exams

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Q:

A missile travels at 1422 km/h. How many metres does it travel in one second?

A) 395 metres B) 400 metres
C) 364 metres D) 319 metres
 
Answer & Explanation Answer: A) 395 metres

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Filed Under: Time and Distance
Exam Prep: Bank Exams

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