6500+ Quantitative Aptitude Questions and Answers With Explanation

Q:

Which of the following conditions is correct for a right angled triangle?

A) Sum of the two angles of a triangle is greater than the third angle	B) Sum of the two angles of a triangle is less than the third angle
C) Sum of the two angles of a triangle is equal to the third angle	D) None of these

Answer & Explanation Answer: C) Sum of the two angles of a triangle is equal to the third angle

Explanation:

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Filed Under: Area
Exam Prep: Bank Exams

0 64893

Q:

Find the next number in the number series?

1, 4, 12, 32, ?

A) 80	B) 100
C) 192	D) 169

Answer & Explanation Answer: A) 80

Explanation:

Next number of the sequence 1, 4, 12, 32,...

1 = 2 x $2^{0}$

4 = 2 x $2^{1}$

12 = 3 x $2^{2}$

32 = 4 x $2^{3}$

80 = 5 x $2^{4}$ .

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Filed Under: Odd Man Out
Exam Prep: AIEEE , Bank Exams , CAT , GATE
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5 64858

Q:

If 75% of a number is added to 75, then the result is the number itself. The number is :

A) 100	B) 200
C) 300	D) 400

Answer & Explanation Answer: C) 300

Explanation:

Let the number be x, Then

75% of x + 75 = x

=> x - 75x/100 =75

=> x = 300 .

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Filed Under: Percentage

264 64833

Q:

Find the Odd One Out?

3 24 186 1008 5040 20160

A) 24	B) 20160
C) 186	D) 5040

Answer & Explanation Answer: C) 186

Explanation:

The given number series is 3 24 186 1008 5040 20160

Here the given series follows a pattern that,

3

3 x 8 = 24

24 x 7 = 168 not 186

168 x 6 = 1008

1008 x 5 = 5040

5040 x 4 = 20160

Hence the Odd One in the number series is 186.

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Filed Under: Odd Man Out
Exam Prep: AIEEE , Bank Exams , CAT , GATE
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3 64793

Q:

Mark the odd man out in the given number series

24.3, 23.1, 20.7, 17.1, 12.4

A) 12.4	B) 17.1
C) 20.7	D) 23.1

Answer & Explanation Answer: A) 12.4

Explanation:

The given series 24.3, 23.1, 20.7, 17.1, 12.4 follows a pattern that

24.3

24.3 - 1.2 = 23.1

23.1 - 2.4 = 20.7

20.7 - 3.6 = 17.1

17.1 - 4.8 = 12.3 not 12.4

Hence, the odd man or odd number in the given series is 12.4

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Filed Under: Odd Man Out
Exam Prep: AIEEE , Bank Exams , CAT , GATE
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4 64745

Q:

What is the value of [(√529) + (√5.29) + (√0.0529)]?

A) 25.323	B) 25.53
C) 23.253	D) 23.53

Answer & Explanation Answer: B) 25.53

Explanation:

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Filed Under: Simplification
Exam Prep: Bank Exams

0 64633

Q:

Find the volume (in cm³) of a cube of side 4.5 cm.

A) 55.467	B) 14.445
C) 91.125	D) 26.465

Answer & Explanation Answer: C) 91.125

Explanation:

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

2 64607

Q:

Solve : 2x + 4 = x - 3

A) 7	B) -7
C) -1	D) 1

Quantitative Aptitude - Arithmetic Ability Questions

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