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 Quantitative Aptitude - Arithmetic Ability Questions

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Q:

Ian has 14 boxes of paper and divides them evenly between 4 coworkers. How many whole boxes did each coworker get?

A) 2 B) 2.5
C) 3 D) 3.5
 
Answer & Explanation Answer: C) 3

Explanation:

Given number of boxes = 14

Number of workers = 4

Now, number of whole boxes per worker = 14/4 = 3.5 

Hence, number of whole boxes per each coworker = 3

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Q:

In the following question, select the related number from the given alternatives.

8 : 27 : : 64 : ?

A) 190 B) 144
C) 125 D) 72
 
Answer & Explanation Answer: C) 125

Explanation:
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Filed Under: Ratios and Proportions

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Q:

By selling 33 m clothes, a person gains cost price of 11 m clothes. Find the gain %.

 

A) 30% B) 33.33%
C) 25% D) 35%
 
Answer & Explanation Answer: B) 33.33%

Explanation:
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Q:

Of the four numbers, whose average is 60, the first is one-fourth of the sum of the last three. The first number is :

A) 17 B) 29
C) 36 D) 48
 
Answer & Explanation Answer: D) 48

Explanation:

Let the first number be x,

Then, sum of the four numbers = x + 4x = 5x.

so,  5x/4 = 60 or x = (60 * 4) / 5 = 48.

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Q:

Find the odd one out :

Chicken pox, Rubella, Flu, Meningitis

 

A) Rubella B) Chicken pox
C) Meningitis D) Flu
 
Answer & Explanation Answer: C) Meningitis

Explanation:
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Q:

A hall is 15 m long and 12 m broad. If the sum of the areas of the floor and the ceiling is equal to the sum of the areas of four walls, the volume of the hall is:

A) 720 B) 900
C) 1200 D) 1800
 
Answer & Explanation Answer: C) 1200

Explanation:

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Filed Under: Volume and Surface Area

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Q:

 The average age of 8 men is increased by years when two of them whose ages are 21 years and 23 years are replaced by two new men. The average age of the two new men is :

A) 20 B) 30
C) 40 D) 50
 
Answer & Explanation Answer: B) 30

Explanation:

Total age increased = (8 * 2) years = 16 years.

Sum of ages of two new men = (21 + 23 + 16) years = 60 years

Average age of two new men = (60/2) years = 30 years.

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Q:

Find the total surface area (in cm2) of a hemisphere of diameter 21 cm.

 

A) 1039.5   B) 844.5  
C) 637   D) 472
 
Answer & Explanation Answer: A) 1039.5  

Explanation:
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