6500+ Quantitative Aptitude Questions and Answers With Explanation

Q:

The missing number in the Series

114, 131, 165, 216, ?, 369

A) 314	B) 304
C) 294	D) 284

Answer & Explanation Answer: D) 284

Explanation:

114 131 165 216 ? 369

+17 +34 +51 +68 +85

=> The missing number in the given Number series = 216 + 68 = 284.

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Filed Under: Odd Man Out
Exam Prep: AIEEE , Bank Exams , CAT , GATE , GRE
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7 109873

Q:

What should come in place of question mark (?) in the following question?

41% of 600 - 250 = ? - 77% of 900

A) 889	B) 589
C) 789	D) 689

Answer & Explanation Answer: D) 689

Explanation:

41% of 600 - 250 = ? - 77% of 900

⇒ 246 - 250 = ? - 693

⇒ 246 -250 + 693 = ?

⇒ ? = 689

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

2 109430

Q:

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

A) Trouser – Garment	B) Ostrich – Bird
C) Table – Furniture	D) Stationery – Pen

Answer & Explanation Answer: D) Stationery – Pen

Explanation:

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Exam Prep: Bank Exams

0 109172

Q:

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

A) GMS	B) KQW
C) JPV	D) NTY

Answer & Explanation Answer: D) NTY

Explanation:

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Exam Prep: Bank Exams

7 108159

Q:

A shopkeeper cheats to the extent of 10% while buying and selling, by using false weights. His total gain is.

A) 20%	B) 21%
C) 22%	D) 23%

Answer & Explanation Answer: B) 21%

Explanation:

Gain % = $(\frac{{(100 + c o m m o n g a i n %)}^{2}}{100} - 100)$ %

= $(\frac{{(100 + 10)}^{2}}{100} - 100)$

= 21%

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Filed Under: Profit and Loss

586 108122

Q:

If a+b=5 and 3a+2b=20,then (3a+b)will be :

A) 20	B) 15
C) 25	D) 30

Answer & Explanation Answer: C) 25

Explanation:

a+b=5 ...(1) and 3a+2b=20 ...(2)

Multiplying (1) by 2 and subtracting from (2), we get : a=10.

Putting a=10 in (1), we get : b=-5

Therefore, (3a+b) = 3 x 10+(-5)=30-5=25.

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Filed Under: Simplification
Exam Prep: CAT
Job Role: Bank Clerk

24 108054

Q:

Solve the following :

123 + 12.3 + 1.23 + 0.123 + 0.0123 = ?

A) 136.7659	B) 136.653
C) 136.6653	D) 136.7760

Answer & Explanation Answer: C) 136.6653

Explanation:

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2 107180

Q:

Find the y-intercept of the line joining two points (1, 3) and (3, 5).

A) -2	B) 0
C) 2	D) 4

Quantitative Aptitude - Arithmetic Ability Questions

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