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Quantitative Aptitude - Arithmetic Ability

Quantitative Aptitude - Arithmetic Ability Questions

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35 persons are engaged to complete a work in 60 days. After 32 days it is observed that only (2/5)th part of the work has been done. The number of persons to be engaged to complete the remaining work in the said period is

A) 20	B) 35
C) 30	D) 25

A) 20

B) 35

C) 30

D) 25

Answer & Explanation Answer: D) 25

Explanation:

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Filed Under: Time and Work
Exam Prep: Bank Exams

2 2021

What is the value of $(2 / \sqrt 3 + \tan 45 °)$ ?

A) (1+√6)/√3	B) (2+√3)/√3
C) 4/√3	D) √3+2

A) (1+√6)/√3

B) (2+√3)/√3

C) 4/√3

D) √3+2

Answer & Explanation Answer: B) (2+√3)/√3

Explanation:

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Filed Under: Quantitative Aptitude - Arithmetic Ability
Exam Prep: GATE , Bank Exams
Job Role: Bank PO , Bank Clerk

0 2021

$(2^{51} + 2^{52} + 2^{53} + 2^{54} + 2^{55})$ is divided by

A) 23	B) 58
C) 124	D) 127

A) 23

B) 58

C) 124

D) 127

Answer & Explanation Answer: C) 124

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Filed Under: Quantitative Aptitude - Arithmetic Ability

0 2021

If $\sqrt{3^{n}} = 2187$ , then the value of n is:

A) 13	B) 14
C) 15	D) 16

A) 13

B) 14

C) 15

D) 16

Answer & Explanation Answer: B) 14

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Filed Under: Simplification
Exam Prep: Bank Exams

0 2021

If ${cosec}^{2} θ = 625 / 576$ , then what is the value of [(sin θ – cos θ)/(sin θ + cos θ)]?

A) 1	B) 31/17
C) 17/31	D) 14/25

A) 1

B) 31/17

C) 17/31

D) 14/25

Answer & Explanation Answer: C) 17/31

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Filed Under: Simplification
Exam Prep: Bank Exams

0 2020

If Cosec θ = 17/8, then Cot θ = ?

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

A) 17/8

B) 15/8

C) 8/15

D) 17/15

Answer & Explanation Answer: B) 15/8

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Filed Under: Simplification
Exam Prep: Bank Exams

1 2020

In the given figure, OX, OY and OZ are perpendicular bisectors of the three sides of the triangle. If QPR = 65 deg and PQR = 60 deg, then what is the value (in deg) of QOR + POR ?