6500+ Quantitative Aptitude Questions and Answers With Explanation

Q:

If two successive discounts of 25% and 30% are given, then what will be the ratio of marked price to selling price?

A) 20 : 7	B) 40 : 21
C) 20 : 17	D) 40 : 33

Answer & Explanation Answer: B) 40 : 21

Explanation:

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Filed Under: Ratios and Proportions
Exam Prep: Bank Exams

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Q:

50 men can complete a work in 28 days. They started the work together, but at the end of each 10th day, 10 men left the job. The work was completed in how many days?

A) 36	B) 38
C) 40	D) 45

Answer & Explanation Answer: C) 40

Explanation:

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Filed Under: Time and Work
Exam Prep: GATE , Bank Exams
Job Role: Bank PO , Bank Clerk

3 2831

Q:

A trader marks up his goods by 120% and offers 30% discount. What will be the selling price (in Rs) if the cost price is Rs 750?

A) 1225	B) 1080
C) 1280	D) 1155

Answer & Explanation Answer: D) 1155

Explanation:

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Filed Under: Percentage
Exam Prep: Bank Exams

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Q:

1/8 as a decimal?

A) 0.125	B) 0.225
C) 0.325	D) 0.425

Answer & Explanation Answer: A) 0.125

Explanation:

1/8 to convert into decimal,

Find an equivalent fraction with a denominator of a power of 10.

In this case, we will use 1000.

$\frac{1}{8} x \frac{125}{125} = \frac{125}{1000}$

This can now be written as a decimal with 3 decimal places (because we have thousandths.

i.e, 0.125

Hence, $\frac{1}{8} as a decimal = 0.125$

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Filed Under: Decimal Fractions
Exam Prep: AIEEE , Bank Exams , CAT
Job Role: Analyst , Bank Clerk , Bank PO

9 2828

Q:

Rs.7750 is divided among X, Y and Z such that 3 times of X's share is equal to 5 times of Y's share which is equal to 2 times of Z's share. What is the share (in Rs) of Z?

A) 4250	B) 3750
C) 3875	D) 4475

Answer & Explanation Answer: B) 3750

Explanation:

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Filed Under: Simplification
Exam Prep: GATE , Bank Exams
Job Role: Bank PO , Bank Clerk

0 2827

Q:

Dhruv's birthday is on Sunday 28th May. On what day of the week will be Sahil's Birthday in the same year if Sahil was born on 19th October?

A) Saturday	B) Wednesday
C) Thursday	D) Sunday

Answer & Explanation Answer: C) Thursday

Explanation:

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Filed Under: Calendar
Exam Prep: Bank Exams

11 2826

Q:

The cost price of 25 books is equal to the selling price of 20 books. The profit percent is

A) 20%	B) 22%
C) 24%	D) 25%

Answer & Explanation Answer: D) 25%

Explanation:

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Filed Under: Profit and Loss
Exam Prep: Bank Exams

3 2826

Q:

If x = a + 1/a, y = a - 1/a, then the value of $x^{4} + y^{4} - 2 x^{2} y^{2}$

A) 4	B) 8
C) 16	D) 64

Quantitative Aptitude - Arithmetic Ability Questions

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