Quantitative Aptitude - Arithmetic Ability Questions

Q:

The ratio of salary of X, Y and Z is 15 : 3 : 8. If Z gets Rs. 3960 more than Y, then what is the salary (in Rs.) of X?

A) 11880 B) 12360
C) 9900 D) 10240
 
Answer & Explanation Answer: A) 11880

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Filed Under: Ratios and Proportions
Exam Prep: Bank Exams

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Q:

The reciprocal of the sum of the reciprocals of 3/8 and 8/11 is:

A) 97/24 B) 24/97
C) 88/97 D) 97/88
 
Answer & Explanation Answer: B) 24/97

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Filed Under: Problems on Numbers
Exam Prep: Bank Exams

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Q:

If cos 45° - ­ sec 30° = x, then value of x is

A) (1+√2)/2 B) (2√2­√3)/2
C) (√3­2√2)/√6 D) 4/√3
 
Answer & Explanation Answer: C) (√3­2√2)/√6

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

What is the slope of the line, parallel to the line 3x -­ 6y = 4?

A) -1/2 B) 1/2
C) 2 D) -­2
 
Answer & Explanation Answer: B) 1/2

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Exam Prep: Bank Exams

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Q:

Choose the odd word/letters/number/number pair from the given alternatives.

A) Violet B) Blue
C) Indigo D) White
 
Answer & Explanation Answer: D) White

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Filed Under: Odd Man Out

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Q:

If x = 1 + √2 + √3, then the value of x2-2x-4=0

A)  √6 B)  2√3
C)  3√2 D)  2√6 
 
Answer & Explanation Answer: D)  2√6 

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

If cosπ/4c - tanπ/4c = x, then x is

A) (√3+4)/2√3 B) (2√2-1)/2
C) (1-√2)/√2 D) 5/√3
 
Answer & Explanation Answer: C) (1-√2)/√2

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

If √[(1 + cosA)/2] = x, then find the value of x.

A) sin(A/2) B) tan(A/2)
C) cot(A/2) D) cos(A/2)
 
Answer & Explanation Answer: D) cos(A/2)

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Filed Under: Simplification
Exam Prep: Bank Exams

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