6500+ Quantitative Aptitude Questions and Answers With Explanation

Q:

Select the odd number from the given alternatives.

A) 133	B) 253
C) 231	D) 209

Answer & Explanation Answer: A) 133

Explanation:

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Filed Under: Odd Man Out
Exam Prep: Bank Exams

0 2755

Q:

Which of the following is the largest?

A) 12/49	B) 7/30
C) 13/56	D) 11/46

Answer & Explanation Answer: A) 12/49

Explanation:

In the given options,

12/49 can be written as 1/(49/12) = 1/4.083

7/30 can be written as 1/(30/7) = 1/4.285

13/56 can be written as 1/(56/13) = 1/4.307

11/46 can be written as 1/(46/11) = 1/4.1818

Here in the above,

1/4.083 has the smallest denominator and so 12/49 is the largest number or fraction.

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

5 2754

Q:

If a boat goes a certain distance at 30 km/hr and comes back the same distance at 60 km/hr. What is the average speed (in km/hr) for the total journey?

A) 45	B) 50
C) 40	D) 35

Answer & Explanation Answer: C) 40

Explanation:

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Filed Under: Boats and Streams
Exam Prep: Bank Exams

5 2754

Q:

What approximate value should come in place of the question mark (?) in the following equation (Note: You are not expected to calculate the exact value)?

[(7.99)2–(13.001)2+(4.01)3]2=?

A) -1800	B) 1450
C) -1660	D) 1660

Answer & Explanation Answer: D) 1660

Explanation:

[(7.99)^2–(13.001)^2+(4.01)^3]^2= X X= [8^2-13^2+4^3]^2 X= [64-169+64]^2 X= [-41]^2 X=1681

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Filed Under: Simplification
Exam Prep: Bank Exams

1 2753

Q:

A gun is fired at a distance of 6.64 km away from Ram. He hears the sound 20 seconds later. Then the speed of sound is

A) 664 m/s	B) 664 km/s
C) 332 m/s	D) 332 km/s

Answer & Explanation Answer: C) 332 m/s

Explanation:

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Filed Under: Time and Distance
Exam Prep: Bank Exams

2 2753

Q:

Every month, Kritika spends 30% of her income on house rent and 60% of the rest on household expenditure. If she saves ₹ 6300 per month, what is her total monthly income?

A) ₹ 22,000	B) ₹ 20,500
C) ₹ 22,500	D) ₹ 25,000

Answer & Explanation Answer: C) ₹ 22,500

Explanation:

Let the monthly income be x
Kritika spends 30% of her income on house rent. The remaining amount will be 70% of x
Kritika spends 60% of the rest (70% of 60% = 42% of x )on household expenditure. The remaining amount will be 28% of x
If 28% of x is 6300 then 100% will be 22,500

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

0 2750

Q:

Aman and Kapil starts from Delhi and Gwalior respectively towards each other at same time. They meet at Mathura and then take 196 minutes and 225 minutes respectively to reach Gwalior and Delhi. If speed of Aman is 30 km/hr, then what is the speed (in km/hr) of Kapil?

A) 28	B) 30
C) 225/7	D) 392/15

Answer & Explanation Answer: A) 28

Explanation:

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Filed Under: Time and Distance
Exam Prep: Bank Exams

3 2747

Q:

If a+b=3 then the value of $a^{3} + b^{3} + 9 ab - 27$ is

A) 24	B) 25
C) 0	D) 27

Quantitative Aptitude - Arithmetic Ability Questions

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