Quantitative Aptitude - Arithmetic Ability Questions

Q:

Of the 5 numbers whose average is 76, the first is 3/7 times the sum of other 4. The first number is

A) 171 B) 114
C) 76 D) 228
 
Answer & Explanation Answer: B) 114

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Filed Under: Numbers
Exam Prep: Bank Exams

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Q:

What will be the acute angle between the hour-hand and the minute -hand at 2:13 p.m?

A) 16.5 deg B) 18 deg
C) 13.5 deg D) 11.5 deg
 
Answer & Explanation Answer: D) 11.5 deg

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Filed Under: Clocks
Exam Prep: Bank Exams

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Q:

A man can row upstream at 12 km/hr and downstream at 18 km/hr. The man's rowing speed in still water is

A) 15 km/hr B) 5 km/hr
C) 3 km/hr D) 10 km/hr
 
Answer & Explanation Answer: A) 15 km/hr

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Filed Under: Boats and Streams
Exam Prep: Bank Exams

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Q:

In a class, average height of all students is 'a' cms. Among them, average height of 10 students is 'b' cms and the average height of the remaining students is 'c' cms. Find the number of students in the class. (Here a>c and b>c )

A) (a(b-c))/(a-c) B) ((b-c)/(a-c))
C) ((b-c)/10(a-c)) D) (10(b-c))/(a_c))
 
Answer & Explanation Answer: D) (10(b-c))/(a_c))

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Q:

In the first 45 overs of a 50 over innings, the run rate was 5.8 runs per over. What is the required run rate in the remaining overs to reach the target of 295 runs?

A) 6.9 B) 6.8
C) 6.7 D) 6.6
 
Answer & Explanation Answer: B) 6.8

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Filed Under: Average
Exam Prep: Bank Exams

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Q:

If 10% loss is made on selling price, then the rate of loss on the cost price will be

A) 11 1/9% B) 9 1/11%
C) 10% D) 11%
 
Answer & Explanation Answer: A) 11 1/9%

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Filed Under: Profit and Loss
Exam Prep: Bank Exams

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Q:

Ram and Shyam undertook a work for Rs 5600. Ram alone can do the work in 5 days and Shyam alone can do the work in 9 days. If they worktogether, then what will be the difference (in Rs.) in the amount they receive?

A) 1800 B) 2400
C) 1600 D) 2200
 
Answer & Explanation Answer: C) 1600

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Filed Under: Time and Work
Exam Prep: Bank Exams

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Q:

What is the value of ( 1/3 ­- cot60°) ?

A) (2­-√3)/2√3 B) (√2-­1)/√2
C) (1­-√3)/3 D) (√3­-4)/2√3
 
Answer & Explanation Answer: C) (1­-√3)/3

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Filed Under: Simplification
Exam Prep: Bank Exams

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