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 Quantitative Aptitude - Arithmetic Ability Questions

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Q:

In the following questions two equations numbered I and II are given. You have to solve boththe equations and give answers

I. 2x ² –21x + 54 = 0

II. y ² –14y + 49 = 0

A) x = y or relation can’t be established between x and y B) x > y
C) x < y D) x ≥ y
 
Answer & Explanation Answer: C) x < y

Explanation:

I. 2x ² –21x + 54 = 0(x -6)(2x -9)x =+6, +9/2

II. y ² –14y + 49 = 0(y-7) (y-7)y = +7, +7y > x

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Filed Under: Simplification
Exam Prep: Bank Exams

0 1958
Q:

What is the value of tan 1° tan 2° tan 3°....... tan 89°?

A) 0 B) 1
C) 2 D) infinity
 
Answer & Explanation Answer: B) 1

Explanation:
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Filed Under: Simplification
Exam Prep: Bank Exams

1 1958
Q:

If 12x = 192- 112, what is the value of x?

A) 20 B) 17
C) 13 D) 11
 
Answer & Explanation Answer: A) 20

Explanation:
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Filed Under: Simplification
Exam Prep: Bank Exams

0 1957
Q:

If sin P + cosec P = 2, then the value of sin7P + cosec7P is

A) 1 B) 2
C) 3 D) 0
 
Answer & Explanation Answer: B) 2

Explanation:
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Filed Under: Simplification
Exam Prep: Bank Exams

0 1957
Q:

Square of (3x – 5xy) is

A) 9x2 - 30x2y + 25x2y2 B) 9x2 - 15x2y + 25x2y2
C) 25x2 - 15x2y + 9x2y2 D) 25x2 - 30x2y + 9x2y2
 
Answer & Explanation Answer: A) 9x2 - 30x2y + 25x2y2

Explanation:
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Filed Under: Simplification
Exam Prep: Bank Exams

0 1957
Q:

Calculate the area (in cm2 ) of a circle of radius 10.5 cm.

A) 693 B) 157.5
C) 315 D) 346.5
 
Answer & Explanation Answer: D) 346.5

Explanation:
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Filed Under: Area
Exam Prep: Bank Exams

3 1957
Q:

The flight fare between two cities is increased in the ratio 11:13. What is the increase (in Rs) in the fare, if the original fare was Rs 12100?

A) 14300 B) 2200
C) 22000 D) 1430
 
Answer & Explanation Answer: B) 2200

Explanation:
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Filed Under: Ratios and Proportions
Exam Prep: Bank Exams

1 1957
Q:

Each question contains Quantity I and Quantity II. Read the contents clearly and answer your questions accordingly.

Quantity I: The Sl on a certain sum of money for 3 years at 5% per annum is Rs 4800. Then the principle is?

Quantity II: The Cl on a certain sum of money for 2 years at 6% per annum is Rs. 3708. Then the principle is?

A) Quantity I > Quantity II B) Quantity I ≥ Quantity II
C) Quantity I < Quantity II D) Quantity I < Quantity II
 
Answer & Explanation Answer: A) Quantity I > Quantity II

Explanation:

Quantity I=15% of Principle=4800 

Principle=Rs.32000

Quantity II=12.36% of Principle =3708 

Principle=Rs.30000

Hence Quantity I > Quantity II 

 

 

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Filed Under: Simple Interest

1 1957