6500+ Quantitative Aptitude Questions and Answers With Explanation

Q:

X and Y give an exam. Difference of their marks is 45 and the difference of their marks is 15% of the maximum marks. What is the maximum marks for the exam?

A) 180	B) 450
C) 150	D) 300

Answer & Explanation Answer: D) 300

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Filed Under: Percentage
Exam Prep: Bank Exams

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Q:

What is the value of cosec 3π/4?

A) -√2	B) √2
C) 2/√3	D) -2/√3

Answer & Explanation Answer: B) √2

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Q:

The value of $(x^{\frac{1}{3}} + x^{\frac{- 1}{3}}) (x^{\frac{2}{3}} - 1 + x^{\frac{- 2}{3}})$

A) x-1+x23	B) x+x-13
C) x13+x-1	D) x+x-1

Answer & Explanation Answer: C) x13+x-1

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Q:

A box of sweets was distributed between A and B in the ratio 3 :4. If A got 36 sweets , what was the total no.of sweets

A) 12	B) 84
C) 144	D) 27

Answer & Explanation Answer: B) 84

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Filed Under: Ratios and Proportions
Exam Prep: Bank Exams

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Q:

The sum of 6xy(2x - 4z) , 3yz(2x - 3z) and $4 xz (3 y - 2 y^{2})$ is

A) 12x2y - 6xyz - 9yz2 + 8xy2z	B) 12x2y - 6xyz + 9yz2 - 8xy2z
C) 12x2y - 6xyz - 9yz2 - 8xy2z	D) 12x2y + 6xyz - 9yz2 - 8xy2z

Answer & Explanation Answer: C) 12x2y - 6xyz - 9yz2 - 8xy2z

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Q:

In the given figure, $∠$ QRN = 40 $°$ , $∠$ PQR = 46 $°$ and MN is a tangent at R. What is the value (in deg) of x, y and z respectively?

A) 40, 46, 94	B) 40, 50, 90
C) 46, 54, 80	D) 50, 40, 90

Answer & Explanation Answer: A) 40, 46, 94

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Filed Under: Quantitative Aptitude - Arithmetic Ability
Exam Prep: Bank Exams , GATE

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Q:

Rita buys 5 sarees at an average cost of Rs 2250. If she buys three more sarees at an average cost of Rs 2750, what will be the average (in Rs) of all the sarees she buys?

A) 2437.5	B) 2500
C) 2450	D) 2332.5

Answer & Explanation Answer: A) 2437.5

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Filed Under: Average
Exam Prep: Bank Exams

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Q:

A superfast Duronto express running at 90 kmph overtakes a bike running at 36 kmph in 25 seconds. What is the length of the train in meters?

A) 375 m	B) 225 m
C) 275 m	D) 325 m

Quantitative Aptitude - Arithmetic Ability Questions

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