Quantitative Aptitude - Arithmetic Ability Questions

Q:

If X2+4y2+z2-4x-2z+5-0, then find the value of y15+x5z14

A) 32 B) 46
C) 58 D) 60
 
Answer & Explanation Answer: A) 32

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Q:

If (secA - tanA)2 = x, then the value of x is

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

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Q:

Find equation of the perpendicular bisector of segment joining the points (2,-5) and (0,7)?

A) x - 6y = 5 B) x + 6y = -5
C) x - 6y = -5 D) x + 6y = 5
 
Answer & Explanation Answer: C) x - 6y = -5

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Q:

What will be the next set of numbers in the series? (2,3), (3,5), (5,7), (7,11), (11,13), ___

A) 13,15 B) 15,17
C) 13,17 D) 13,19
 
Answer & Explanation Answer: C) 13,17

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Filed Under: Numbers
Exam Prep: Bank Exams

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Q:

A watch is sold at a discount of 62.5%. If the marked price of the watch is Rs 16320, then what is the selling price (in Rs) of the watch?

 

 

A) 7230 B) 6120
C) 5840 D) 4820
 
Answer & Explanation Answer: B) 6120

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Filed Under: Percentage
Exam Prep: Bank Exams

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Q:

Average age of 6 boys is 14 years. Average age of 11 girls is 12 years. What is the average age (in years) of all boys and girls?

 

A) 12.7   B) 14.6
C) 19.3   D) 8.5
 
Answer & Explanation Answer: A) 12.7  

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Filed Under: Problems on Ages
Exam Prep: Bank Exams

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Q:

Find the number that is as much greater than 39 as is less than 79.

A) 42 B) 49
C) 55 D) 59
 
Answer & Explanation Answer: D) 59

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Filed Under: Problems on Numbers
Exam Prep: Bank Exams

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Q:

Find the number of prime factor of 1024.

A) 9 B) 10
C) 11 D) 12
 
Answer & Explanation Answer: B) 10

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Filed Under: Problems on Numbers
Exam Prep: Bank Exams

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