Quantitative Aptitude - Arithmetic Ability Questions

Q:

What is the simplified value of tan (θ/2) + cot (θ/2)?

A) 2 cosec θ B) 2 sec θ
C) sin θ D) cosec θ
 
Answer & Explanation Answer: A) 2 cosec θ

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Q:

If tan 450=cot, then the value of , in radians is 

A) π B) π9
C) π2 D) π12
 
Answer & Explanation Answer: B) π9

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Q:

If tan(A/2) = x, then the value of x is

A) (1 - cosA)/sinA B) (1 + cosA)/sinA
C) √[(1 - cosA)/sinA] D) √[(1 + cosA)/sinA]
 
Answer & Explanation Answer: A) (1 - cosA)/sinA

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Q:

Five men or ten women can complete a job in 20 days. In how many days can 3 men and 4 women complete it?

A) 10 B) 25
C) 15 D) 20
 
Answer & Explanation Answer: D) 20

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Filed Under: Time and Work
Exam Prep: Bank Exams

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Q:

A train 100 m long is running at a speed of 120 kms/hr. The time taken to pass a person standing near the line is

A) 1 second B) 3 seconds
C) 5 seconds D) 7 seconds
 
Answer & Explanation Answer: B) 3 seconds

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Filed Under: Problems on Trains
Exam Prep: Bank Exams

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Q:

A train travelling at 76 kmph crosses a 450 m long platform in 27 seconds. What is the length of the train?

A) 110 m B) 120 m
C) 130 m D) 100 m
 
Answer & Explanation Answer: B) 120 m

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Filed Under: Problems on Trains
Exam Prep: Bank Exams

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Q:

The circumference of a circle is 88 cm. Find its radius (in cm).

A) 28 B) 15
C) 14 D) 30
 
Answer & Explanation Answer: C) 14

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Filed Under: Area
Exam Prep: Bank Exams

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Q:

If Sec θ = 13/12, then Cot θ = ?

A) 12/5 B) 13/5
C) 5/13 D) 5/12
 
Answer & Explanation Answer: A) 12/5

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Filed Under: Simplification
Exam Prep: Bank Exams

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