6500+ Quantitative Aptitude Questions and Answers With Explanation

Q:

If cosec 135° = x, then the value of x is

A) √2	B) 2
C) -√2	D) 1/√3

Answer & Explanation Answer: A) √2

Explanation:

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Filed Under: Simplification
Exam Prep: Bank Exams

1 3112

Q:

3/4 divided by 2 is

A) 3/2	B) 2/3
C) 8/3	D) 3/8

Answer & Explanation Answer: D) 3/8

Explanation:

3/4 divided by 2

= 3/4/2

= 3/4x2

= 3/8.

Hence, 3/4 divided by 2 is equal to 3/8.

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Filed Under: Decimal Fractions
Exam Prep: AIEEE , Bank Exams , CAT , GATE
Job Role: Analyst , Bank Clerk , Bank PO , Database Administration , IT Trainer

3 3105

Q:

Two pens are bought at the rate of Rs 20 each. Shopkeeper sells one at the profit of 25% and other at the loss of 25%. What will be the total profit or loss in the whole transaction?

A) No profit/loss	B) Profit of Rs 1
C) Loss of Rs 1	D) Loss of Rs 2

Answer & Explanation Answer: A) No profit/loss

Explanation:

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Filed Under: Profit and Loss
Exam Prep: Bank Exams , CAT

1 3105

Q:

P and Q invested some money in a business in the ratio of 4 : 7 respectively. After 6 months P withdraws his capital. If they receive profits in the ratio of 4 :21, then for how many months did Q invest in the business?

A) 12	B) 15
C) 18	D) 21

Answer & Explanation Answer: C) 18

Explanation:

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Filed Under: Partnership
Exam Prep: Bank Exams , CAT

2 3104

Q:

The ratio of present ages of P and Q is 8 : 5. After 4 years their ages will be in the ratio 4 : 3 respectively. What will be the ratio of P’s age after 7 years from now and Q’s age now?

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

Answer & Explanation Answer: D) 3:1

Explanation:

Let the present age of P be 8x and Q be 5x After 4 years, P's age = 8x + 4 and Q's age = 5x + 4 8x+4/5x+4 = 4/3 24x+12 = 20x+16 => 4x = 4=> x = 1 Present age of P = 8 years Present age of Q = 5 years Required ratio = 15 : 5 = 3 : 1

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Filed Under: Problems on Ages

1 3098

Q:

What is 5% of 4000?

A) 180	B) 200
C) 220	D) 240

Answer & Explanation Answer: B) 200

Explanation:

5% of 4000

= 5 x 4000/100

= 5 x 40

= 200

Hence, 5% of 4000 = 200.

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Filed Under: Percentage
Exam Prep: AIEEE , Bank Exams , CAT
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5 3098

Q:

$\frac{{(798 + 579)}^{2} - {(798 - 579)}^{2}}{798 x 579} =$

A) 2	B) 6
C) 4	D) 8

Answer & Explanation Answer: C) 4

Explanation:

⇒ 4(798 X 579) / (798 X 579)
⇒ 4

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Filed Under: Simplification
Exam Prep: Bank Exams

0 3097

Q:

In the diagram, M is the midpoint of YZ, angle XMZ = 32°, and angle XYZ = 16°. The measure of angle XZY is:

A) 68°	B) 84°
C) 78°	D) 74°

Quantitative Aptitude - Arithmetic Ability Questions

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