6500+ Quantitative Aptitude Questions and Answers With Explanation

Q:

A bag has Rs 20 in the form of 1-rupee, 50-paise and 10-paise coins in the ratio of 2:3:5. Find the number of 50-paise coins.

A) 25	B) 10
C) 15	D) 5

Answer & Explanation Answer: C) 15

Explanation:

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Filed Under: Ratios and Proportions
Exam Prep: Bank Exams

9 1180

Q:

Find out the odd word/letters/number/number pair from the given alternatives.

A) 358	B) 853
C) 538	D) 240

Answer & Explanation Answer: D) 240

Explanation:

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Filed Under: Odd Man Out
Exam Prep: Bank Exams

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Q:

Shivam Industries installed a flour mill for Rs. 300,000 five years ago. If the fixed annual rate of depreciation is 5% and they sold the mill for Rs. 250,000 their gain/loss % is?

A) No gain - No loss	B) Loss 10%
C) Gain 12.5%	D) Gain 10%

Answer & Explanation Answer: D) Gain 10%

Explanation:

Given that mill worth originally =3ooooo

Depreciation for 1 yr =300000x5/100= Rs. 15000

Then, depreciation for 5yrs = Rs. 75000

Value after 5yrs = 300000 - 75000 = Rs. 225000

Given Selling Price of the mill = Rs. 250000

Sp > CP

Gain = 250000 - 225000 = Rs. 25000

Gain% = 25000/250000 x 100 = 10%.

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Filed Under: Profit and Loss
Exam Prep: Bank Exams

1 1180

Q:

The sum of money that will yield Rs. 60 as simple interest at 6% per annum in 5 years is

A) 200	B) 225
C) 175	D) 300

Answer & Explanation Answer: A) 200

Explanation:

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Filed Under: Simple Interest
Exam Prep: Bank Exams

1 1179

Q:

If cosec 4π/3 = x, then the value of x is

A) √2	B) 2/√3
C) √2	D) -1/√3

Answer & Explanation Answer: B) 2/√3

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Filed Under: Simplification
Exam Prep: Bank Exams

1 1179

Q:

If 2x + 3y – 5z = 18, 3x + 2y + z = 29 and x + y + 3z = 17, then what is the value of xy + yz + zx?

A) 32	B) 52
C) 64	D) 46

Answer & Explanation Answer: B) 52

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Filed Under: Simplification
Exam Prep: Bank Exams

1 1178

Q:

What is the value of $\frac{[\{4 \cos (90 - A) \sin^{3} (90 + A)\} - \{4 \sin (90 + A) \cos^{3} (90 - A)\}]}{\cos (\frac{180 + 8 A}{2})}$ ?

A) 1	B) -1
C) 0	D) 2

Answer & Explanation Answer: B) -1

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Filed Under: Simplification
Exam Prep: Bank Exams

0 1177

Q:

The average revenues of 9 consecutive years of a company is Rs 80 lakhs. If the average of first 5 years is Rs 75 lakhs and that of last 5 years is Rs 87 lakhs, find the revenue for the 5th year.

A) Rs 90 lakhs	B) Rs 92 lakhs
C) Rs 88 lakhs	D) Rs 86 lakhs

Quantitative Aptitude - Arithmetic Ability Questions

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