Quantitative Aptitude - Arithmetic Ability Questions

Q:

A and B can complete a task in 20 days, B and C can complete it in 30 days while C and A can do the same task together in 24 days. How many days will each of and C take to complete the task individually? 

 

A) 50 and 54  B) 54 and 72 
C) 48 and 80  D) 56 and 64
 
Answer & Explanation Answer: C) 48 and 80 

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Filed Under: Time and Work
Exam Prep: Bank Exams

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Q:

Two circles touch externally. The sum of their areas is 130π sq.cm and the distance between their centers is 14 cm. The radius of the bigger circle is

A) 22 cm B) 11 cm
C) 33 cm D) 44 cm
 
Answer & Explanation Answer: B) 11 cm

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Filed Under: Volume and Surface Area
Exam Prep: Bank Exams

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Q:

A satellite airtime bill costs Rs. 8 for 5 minutes 40 seconds. What is the cost in rupees for 4 minutes 20 seconds? (Round upto one decimal).

A) 6.1 B) 6
C) 6.2 D) 6.3
 
Answer & Explanation Answer: A) 6.1

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Filed Under: Profit and Loss
Exam Prep: Bank Exams

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Q:

If (7x -­ 13) ­ (12x + 3) = 14, then the value of x is ______ .

A) -6 B) 6
C) -2/5 D) 2/5
 
Answer & Explanation Answer: A) -6

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Filed Under: Simplification
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Q:

The area of a rhombus is 24 m2 and the length of one of its diagonals is 8 m. The length of each side of the rhombus will be:

 

A) 5m B) 10m
C) 4m D) 6m
 
Answer & Explanation Answer: A) 5m

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Filed Under: Area
Exam Prep: Bank Exams

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Q:

If cosθ = x2-y2x2+y2, then the value of cotθ is

A) 2xyx2-y2 B) 2xyx2+y2
C) x2+y22xy D) x2-y22xy
 
Answer & Explanation Answer: D) x2-y22xy

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Filed Under: Simplification
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Q:

If the perimeter of a semi-circle is 36 cm, then find its radius (in cm).

A) 7 B) 14
C) 13 D) 26
 
Answer & Explanation Answer: A) 7

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Filed Under: Area
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Q:

Vinay professes to lose 4% on sugar and uses a weight of 620 gm instead of 1 kg. What is the total profit percentage?

 

A) 44.24   B) 34.14  
C) 35.41   D) 54.84
 
Answer & Explanation Answer: D) 54.84

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Filed Under: Profit and Loss
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