Quantitative Aptitude - Arithmetic Ability Questions

Q:

9 hrs after a goods train passed a station, another train travelling at a speed of 72 km/hr following that goods train passed through that station. If after passing the station the train overtakes the goods train in 3 hours. What is the speed of the goods train?

A) 21.6 km/hr B) 27 km/hr
C) 18 km/hr D) 14.4 km/hr
 
Answer & Explanation Answer: C) 18 km/hr

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Filed Under: Problems on Trains
Exam Prep: Bank Exams

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Q:

Curved surface area of a cylinder is 528 sq cm. If circumference of its base is 44 cm, find the height of the cylinder?

A) 12 cm B) 24 cm
C) 36 cm D) 6 cm
 
Answer & Explanation Answer: A) 12 cm

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Filed Under: Volume and Surface Area
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Q:

Ramesh and Rahman can do a work in 20 and 25 days respectively. After doing collectively 10 days of work, they leave the work due to illness and Suresh completes rest of the work in 3 days. How many days Suresh alone can take to complete the whole work ?

A) 32 days B) 28 days
C) 29 days D) 30 days
 
Answer & Explanation Answer: D) 30 days

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Filed Under: Time and Work
Exam Prep: Bank Exams

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Q:

A triangular prism has 9 edges. How many vertices does it have?

A) 8 B) 6
C) 12 D) 10
 
Answer & Explanation Answer: B) 6

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Filed Under: Simplification
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Q:

What is the value of tan3A?

A) (3tanA -­ tan3A)/(1 -­ 3tan2A) B) (3tanA + tan3A)/(1 + 3tan2A)
C) (3tanA -­ tan3A)/(1 + 3tan2A) D) (3tanA + tan3A)/(1-­ 3tan2A)
 
Answer & Explanation Answer: A) (3tanA -­ tan3A)/(1 -­ 3tan2A)

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Filed Under: Simplification
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Q:

If cos3A = X, then value of X?

A) 4cos3A - 3cosA B) 4cos3A + 3cosA
C) 3cosA - 4cos3A D) cosA + 4cos3A
 
Answer & Explanation Answer: A) 4cos3A - 3cosA

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Filed Under: Simplification
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Q:

If 2x - 3(2x - 2) > x - 1 < 2 + 2x; then x can take which of the following values?

A) 2 B) -2
C) 4 D) -4
 
Answer & Explanation Answer: B) -2

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Filed Under: Simplification
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Q:

The simplest form of 3565/1495 is

A) 31/13 B) 43/19
C) 23/13 D) 31/23
 
Answer & Explanation Answer: A) 31/13

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Filed Under: Simplification
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