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 Quantitative Aptitude - Arithmetic Ability Questions

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Q:

1/(tanA + cotA) is equal to

A) (cosecA + sinA)(secA - cosA) B) √[(cosecA - sinA)(secA - cosA)]
C) √[(cosecA + sinA)(secA - cosA)] D) (cosecA - sinA)(secA - cosA)
 
Answer & Explanation Answer: D) (cosecA - sinA)(secA - cosA)

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Filed Under: Simplification
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Q:

Giving two successive discounts of 40% is equal to giving one discount of ________%.

A) 80 B) 96
C) 64 D) 72
 
Answer & Explanation Answer: C) 64

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Filed Under: Percentage
Exam Prep: Bank Exams

1 2618
Q:

Aniruddh's birthday is on Sunday 2nd April. On what day of the week will be Priyansh's Birthday in the same year if Priyansh was born on 28th October?

A) Saturday B) Wednesday
C) Friday D) Thursday
 
Answer & Explanation Answer: A) Saturday

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Filed Under: Quantitative Aptitude - Arithmetic Ability
Exam Prep: Bank Exams

6 2618
Q:

A dishonest dealer professes to sell his goods at cost price but uses a weight of 875 gms for the kilogram weight. His gain in percentage is

A) 17% B) 14 5/7%
C) 14 2/7% D) 14%
 
Answer & Explanation Answer: C) 14 2/7%

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Filed Under: Profit and Loss
Exam Prep: Bank Exams

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Q:

Which of the following is the largest?

A) 12/49 B) 7/30
C) 13/56 D) 11/46
 
Answer & Explanation Answer: A) 12/49

Explanation:

In the given options,

12/49 can be written as 1/(49/12) = 1/4.083

7/30 can be written as 1/(30/7) = 1/4.285

13/56 can be written as 1/(56/13) = 1/4.307

11/46 can be written as 1/(46/11) = 1/4.1818

 

Here in the above,

1/4.083 has the smallest denominator and so 12/49 is the largest number or fraction.

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Filed Under: Numbers
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5 2617
Q:

A tent is to be built in the form of a cylinder of radius 10 m surmounted by a cone of the same radius. If the height of the cylindrical part is 5 m and slant height of the conical part is 15 m, how much canvas will be required to build the tent? Allow 20% extra canvas for folding and stitching. (Take π = 22/7)

A) 4714.43 sq m B) 3772.14 sq m
C) 6783.86 sq m D) 2451.42 sq m
 
Answer & Explanation Answer: D) 2451.42 sq m

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Filed Under: Area

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Q:

What is the average of first 93 natural numbers?

A) 45 B) 46
C) 47 D) 49
 
Answer & Explanation Answer: C) 47

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Filed Under: Average
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Q:

If length of each side of a rhombus PQRS is 8 cm and ∠PQR = 120°, then what is the length (in cm) of QS?

A) 4√5 B) 6
C) 8 D) 12
 
Answer & Explanation Answer: C) 8

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Filed Under: Area

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