Quantitative Aptitude - Arithmetic Ability Questions

Q:

If 2x + (9/x) = 9, then what is the minimum value of x2+1x2 = ?

A) 95/36 B) 97/36
C) 87/25 D) 623/27
 
Answer & Explanation Answer: B) 97/36

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Filed Under: Simplification
Exam Prep: Bank Exams

0 1981
Q:

Select the odd word from the given alternatives.

A) Nylon B) Wool
C) Silk D) Cotton
 
Answer & Explanation Answer: A) Nylon

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Filed Under: Odd Man Out
Exam Prep: Bank Exams

0 1980
Q:

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

Quantity I: if the length of a rectangle is increased by 20% while the breadth of the rectangle is decreased by 10% then find percentage change in area of the rectangle?

Quantity II: if the side of a triangle is increased by 30% while the height of a triangle is decreased by 20% then find the percentage change in area of the triangle?

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= 20% - 10% - (20*10/100) % = +8%

Quantity II= 30% - 20% - (30*20/100)% = +4%

Hence Quantity I > Quantity II

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Filed Under: Percentage

0 1980
Q:

The length of the diagonal and the breadth of a rectangle are 25 cm and 7 cm respectively. Find its perimeter (in cm).

A) 124 B) 41
C) 82 D) 62
 
Answer & Explanation Answer: D) 62

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Filed Under: Area
Exam Prep: Bank Exams

0 1980
Q:

Arrange the fractions 34,512,1316,1629,38 in their ascending order of their magnitude?

A) 3/4 < 3/8 < 13/16 < 16/19 < 5/12 B) 3/8 < 5/12 < 16/29 < 3/4 < 13/16
C) 3/8 < 5/12 < 16/29 < 13/16 < 3/4 D) 3/8 < 5/12 < 13/16 < 16/29 < 3/4
 
Answer & Explanation Answer: B) 3/8 < 5/12 < 16/29 < 3/4 < 13/16

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Filed Under: Decimal Fractions
Exam Prep: Bank Exams

2 1980
Q:

Solution A contains 10% acid and solution B contains 30% acid. In what ratio should solution A be mixed with Solution B to obtain a mixture with 25% acid?

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

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Filed Under: Alligation or Mixture
Exam Prep: Bank Exams

3 1980
Q:

Rohit wants to earn 21% profit on a belt after offering 45% discount. By how much percentage more should he mark the price of his article above the costprice?

A) 75.45 B) 120
C) 66 D) 102.5
 
Answer & Explanation Answer: B) 120

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Filed Under: Profit and Loss
Exam Prep: Bank Exams

0 1979
Q:

Badki can bake 45 cakes in 9 hours, Badki and Chutki together can bake 80 cakes in 10 hours. How many cakes Chutki can bake in 40 hours?

A) 125 B) 10
C) 120 D) 20
 
Answer & Explanation Answer: C) 120

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Filed Under: Time and Work
Exam Prep: Bank Exams , CAT

0 1979