6500+ Quantitative Aptitude Questions and Answers With Explanation

Q:

$A = (x^{8} - 1) / (x^{4} + 1) and B = (y^{4} - 1) / (y^{2} + 1) .$ If x = 2 and y = 9, then what is the value of $A^{2} + 2 AB + {AB}^{2} ?$

A) 96475	B) 98625
C) 92425	D) 89125

Answer & Explanation Answer: B) 98625

Explanation:

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

Simplify $\frac{81 x^{2} - 49 y^{2}}{9 x + 7 y}$

A) 9x++7y	B) 9x-7y
C) 9x	D) 7y

Answer & Explanation Answer: B) 9x-7y

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

Which of the following questions is a statistical question?

A) Where do the professional sports leagues play?	B) How many professional sports leagues are there?
C) How many hours do the student-athletes at your school spend each week training for a sports league?	D) How many hours of professional training took place over the weekend?

Answer & Explanation Answer: B) How many professional sports leagues are there?

Explanation:

A statistical question is a question that can be answered by collecting data that vary.

In the given options, How many professional sports leagues are there? is a statistical question. Here to answer this question, we have to collect data from the sources.

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Filed Under: Probability
Exam Prep: Bank Exams

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Q:

In the following question, select the odd number pair from the given alternatives.

A) 11 – 121	B) 13 – 169
C) 19 – 391	D) 21 – 441

Answer & Explanation Answer: C) 19 – 391

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Filed Under: Odd Man Out
Exam Prep: Bank Exams

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Q:

A boat covers a distance of 14 km upstream and 16 km downstream in 9 hours. It covers a distance of 12 km upstream and 40 km downstream in 11hours. What is the speed (in km/hr) of the boat in still water?

A) 5	B) 2
C) 3	D) 4

Answer & Explanation Answer: A) 5

Explanation:

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Filed Under: Boats and Streams
Exam Prep: Bank Exams

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Q:

Which of the numbers given below is the square root of 15376?

A) 122	B) 124
C) 134	D) 128

Answer & Explanation Answer: B) 124

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Filed Under: Square Roots and Cube Roots
Exam Prep: Bank Exams

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Q:

What is the equation of the line if its slope is 3/4 and yintercept is 5?

A) 3x + 4y = -20	B) 3x + 4y = 20
C) 3x - 4y = -20	D) 3x - 4y = 20

Answer & Explanation Answer: C) 3x - 4y = -20

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Filed Under: Quantitative Aptitude - Arithmetic Ability
Exam Prep: AIEEE , Bank Exams , CAT

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Q:

Josna takes 4 hrs 30 min in walking a distance and riding back to some place where she started. She could walk both ways in 5 hrs 40 min. The time taken by her to ride back both ways is

A) 3 hr 20 min	B) 3 hr 35 min
C) 3 hr 45 min	D) 3 hr 15 min

Quantitative Aptitude - Arithmetic Ability Questions

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