6500+ Quantitative Aptitude Questions and Answers With Explanation

Q:

A sweet seller sells 3/5th part of sweets at a profit of 10% and remaining at a loss of 5%. If the total profit is Rs 1500, then what is the total cost price of sweets ?

A) Rs.37,500	B) Rs.36,400
C) Rs.37,415	D) Rs.36,500

Answer & Explanation Answer: A) Rs.37,500

Explanation:

Assume A be the cost price.

Therefore,
$(\frac{3}{5} \times A \times \frac{10}{100}) - (\frac{2}{5} \times A \times \frac{5}{100}) = 1500$

=> A = Rs 37,500.

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Filed Under: Profit and Loss
Exam Prep: GRE , GATE , CAT , Bank Exams , AIEEE
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29 19667

Q:

Find the unit digit of 4¹⁹⁸ + 6¹²³⁴⁵ + 348⁶⁶ + 24¹¹ + 1.

A) 3	B) 2
C) 1	D) 0

Answer & Explanation Answer: C) 1

Explanation:

Given that, $4^{198} + 6^{12345} + 348^{66} + 24^{11} + 1$

Now Power Cycle of

4 is 4, 6

6 is 6

8 is 8, 4, 2, 6

1 is 1

$4^{198}$ - 198 is even number , So the unit digit value is 6

$6^{12345}$ - It is always 6

$348^{66}$ - 66/4 the remainder is 2 , So the second value is 4

$24^{11}$ - 11 is odd number, So the unit digit value is 4

1 - It is always 1

Total = 21

Therefore, The unit digit is 1

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Filed Under: Numbers
Exam Prep: CAT
Job Role: Bank PO

26 19663

Q:

The volume of a cube is 274.625 cm³. Find its side (in cm).

A) 7.5	B) 6.5
C) 5.5	D) 3.5

Answer & Explanation Answer: B) 6.5

Explanation:

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Filed Under: Area
Exam Prep: Bank Exams

0 19586

Q:

Find the volume (in cm3) of a sphere of diameter 7 cm.

A) 140.25	B) 179.67
C) 337.16	D) 213.74

Answer & Explanation Answer: B) 179.67

Explanation:

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Filed Under: Volume and Surface Area
Exam Prep: Bank Exams

2 19580

Q:

Find the odd one out.

A) 1	B) 2
C) 3	D) 4

Answer & Explanation Answer: B) 2

Explanation:

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Filed Under: Odd Man Out
Exam Prep: Bank Exams

4 19536

Q:

Find the surface area (in sq.cm) of a sphere of diameter 14 cm.

A) 616	B) 4699
C) 8628	D) 6922

Answer & Explanation Answer: A) 616

Explanation:

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Filed Under: Volume and Surface Area
Exam Prep: Bank Exams

3 19534

Q:

The ratios of areas of two squares, one having its diagonal double than the other is

A) 2:1	B) 2:3
C) 3:1	D) 4:1

Answer & Explanation Answer: D) 4:1

Explanation:

ratio = $\frac{(1 / 2) \times {(2 d)}^{2}}{\frac{1}{2} d^{2}} = 4 : 1$

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Filed Under: Area
Exam Prep: Bank Exams
Job Role: Bank PO

49 19532

Q:

Solve : x - 3 = 3x + 7

A) 5	B) -5
C) 1	D) 10/4

Quantitative Aptitude - Arithmetic Ability Questions

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