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Quantitative Aptitude - Arithmetic Ability

Quantitative Aptitude - Arithmetic Ability Questions

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If x = 0.139, then what is the value of $\sqrt{4 x^{2} + 4 x + 1}$ ?

A) 1.39	B) 1.278
C) 2.139	D) 1.69

A) 1.39

B) 1.278

C) 2.139

D) 1.69

Answer & Explanation Answer: B) 1.278

Explanation:

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Exam Prep: Bank Exams

0 49790

$2^{2} - 3^{3} + 4^{3} - 6^{2} = ?$

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

A) 2

B) 3

C) 4

D) 5

Answer & Explanation Answer: D) 5

Explanation:

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Exam Prep: Bank Exams

0 49779

If x + y + z = 6 and xy + zx + zy = 10, then find the value of $x^{3} + y^{3} + z^{3} - 3 xyz$

A) 16	B) 26
C) 36	D) 46

A) 16

B) 26

C) 36

D) 46

Answer & Explanation Answer: C) 36

Explanation:

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Exam Prep: Bank Exams

1 49758

Find the factors of $(x^{2} + x - 42)$

A) (x + 14)(x - 3)	B) (x + 6)(x - 7)
C) (x - 6)(x + 7)	D) (x - 14)(x + 3)

A) (x + 14)(x - 3)

B) (x + 6)(x - 7)

C) (x - 6)(x + 7)

D) (x - 14)(x + 3)

Answer & Explanation Answer: C) (x - 6)(x + 7)

Explanation:

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Exam Prep: AIEEE , Bank Exams

0 49692

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

12.5 × 3.2 × 8.8 = ?

A) 358	B) 355
C) 354	D) 356

A) 358

B) 355

C) 354

D) 356

Answer & Explanation Answer:

Explanation:

12.5 × 3.2 × 8.8 = 352

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0 49601

Solve the following :

$24 - [25 - \{26 - (27 - \bar{28 - 29})\}] = ?$

A) -1	B) 1
C) -3	D) -2

A) -1

B) 1

C) -3

D) -2

Answer & Explanation Answer: C) -3

Explanation:

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Exam Prep: Bank Exams

3 49570

If $x^{2} + kx + k = 0$ has repeated roots, then the value of k will satisfy :

A) k<0 or k>4	B) k=4 only
C) 0<k<4	D) k=4 or k=0

A) k<0 or k>4

B) k=4 only

C) 0<k<4

D) k=4 or k=0

Answer & Explanation Answer: D) k=4 or k=0

Explanation:

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0 49552

If $s + \frac{1}{s} = 4$ , then the value of $s^{2} + \frac{1}{s^{2}}$

A) 14	B) 16
C) 20	D) 24

A) 14

B) 16

C) 20

D) 24

Answer & Explanation Answer: A) 14

Explanation:

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0 49453

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