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Quantitative Aptitude - Arithmetic Ability

Quantitative Aptitude - Arithmetic Ability Questions

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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

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Filed Under: Simplification
Exam Prep: Bank Exams

0 47217

ΔXYZ is right angled at Y. If sinX = 4/5, then what is the value of cosZ ?

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

A) 3/4

B) 5/3

C) 4/5

D) 4/3

Answer & Explanation Answer: C) 4/5

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Exam Prep: Bank Exams

1 47190

If $p + \frac{1}{p} = \sqrt{10}$ , then the value of $p^{4} + \frac{1}{p^{4}}$ .

A) 52	B) 60
C) 62	D) 65

A) 52

B) 60

C) 62

D) 65

Answer & Explanation Answer: C) 62

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Exam Prep: Bank Exams

0 47162

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)

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Exam Prep: AIEEE , Bank Exams

0 47064

If $x^{2} = 25^{2} - 15^{2},$ then find the value of x?

A) 40	B) 50
C) 20	D) 25

A) 40

B) 50

C) 20

D) 25

Answer & Explanation Answer: C) 20

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Exam Prep: Bank Exams

0 47060

$What is the value of (2 + \tan 60^{0}) ?$

A) 3	B) 2/√3
C) 4/√3	D) 2+√3

A) 3

B) 2/√3

C) 4/√3

D) 2+√3

Answer & Explanation Answer: D) 2+√3

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0 47025

If ${(x + y)}^{2} - xy = 0$ , then find the value of $\frac{x^{3} - y^{3}}{x - y}$ .

A) 2	B) 3
C) 0	D) 5

A) 2

B) 3

C) 0

D) 5

Answer & Explanation Answer: C) 0

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Exam Prep: Bank Exams

0 47022

∆DEF is right angled at E. If secD = 17/8, then what is the value of cosF?

A) 15/17	B) 15/8
C) 8/17	D) 17/15

A) 15/17

B) 15/8

C) 8/17

D) 17/15

Answer & Explanation Answer: A) 15/17

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Exam Prep: Bank Exams

0 46986

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